10,000,000 (ten million) is the natural number following 9,999,999 and preceding 10,000,001.
10000000 | |
---|---|
Cardinal | Ten million |
Ordinal | 10000000th (ten millionth) |
Factorization | 27 · 57 |
Greek numeral | |
Roman numeral | X |
Greek prefix | hebdo- |
Binary | 1001100010010110100000002 |
Ternary | 2002110011021013 |
Senary | 5542001446 |
Octal | 461132008 |
Duodecimal | 342305412 |
Hexadecimal | 98968016 |
In scientific notation, it is written as 107.
In South Asia except for Sri Lanka, it is known as the crore.
In Cyrillic numerals, it is known as the vran (вран — raven).
Selected 8-digit numbers (10,000,001–99,999,999)
edit10,000,001 to 19,999,999
edit- 10,000,019 = smallest 8-digit prime number
- 10,001,628 = smallest triangular number with 8 digits and the 4,472nd triangular number
- 10,004,569 = 31632, the smallest 8-digit square
- 10,077,696 = 2163 = 69, the smallest 8-digit cube
- 10,172,638 = number of reduced trees with 32 nodes[1]
- 10,321,920 = double factorial of 16
- 10,556,001 = 32492 = 574
- 10,600,510 = number of signed trees with 14 nodes[2]
- 10,609,137 = Leyland number using 6 & 9 (69 + 96)
- 10,976,184 = logarithmic number[3]
- 11,111,111 = repunit[4]
- 11,316,496 = 33642 = 584
- 11,390,625 = 33752 = 2253 = 156
- 11,405,773 = Leonardo prime
- 11,436,171 = Keith number[5]
- 11,485,154 = Markov number
- 11,881,376 = 265
- 11,943,936 = 34562
- 12,117,361 = 34812 = 594
- 12,252,240 = highly composite number, smallest number divisible by the numbers from 1 to 18
- 12,648,430 = hexadecimal C0FFEE, resembling the word "coffee"; used as a placeholder in computer programming, see hexspeak.
- 12,890,625 = 1-automorphic number[6]
- 12,960,000 = 36002 = 604 = (3·4·5)4, Plato's "nuptial number" (Republic VIII; see regular number)
- 12,988,816 = number of different ways of covering an 8-by-8 square with 32 1-by-2 dominoes
- 13,079,255 = number of free 16-ominoes
- 13,782,649 = Markov number
- 13,845,841 = 37212 = 614
- 14,348,907 = 2433 = 275 = 315
- 14,352,282 = Leyland number = 315 + 153
- 14,776,336 = 38442 = 624
- 14,828,074 = number of trees with 23 unlabeled nodes[7]
- 14,930,352 = Fibonacci number[8]
- 15,485,863 = 1,000,000th prime number
- 15,548,694 = Fine number[9]
- 15,752,961 = 39692 = 634
- 15,994,428 = Pell number[10]
- 16,003,008 = 2523
- 16,609,837 = Markov number
- 16,733,779 = number of ways to partition {1,2,...,10} and then partition each cell (block) into sub-cells.[11]
- 16,777,216 = 40962 = 2563 = 644 = 166 = 88 = 412 = 224 — hexadecimal "million" (0x1000000), number of possible colors in 24/32-bit Truecolor computer graphics
- 16,777,792 = Leyland number = 224 + 242
- 16,797,952 = Leyland number = 412 + 124
- 16,964,653 = Markov number
- 17,016,602 = index of a prime Woodall number
- 17,210,368 = 285
- 17,334,801 = number of 31-bead necklaces (turning over is allowed) where complements are equivalent[12]
- 17,650,828 = 11 + 22 + 33 + 44 + 55 + 66 + 77 + 88[13]
- 17,820,000 = number of primitive polynomials of degree 30 over GF(2)[14]
- 17,850,625 = 42252 = 654
- 17,896,832 = number of 30-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed[15]
- 18,199,284 = Motzkin number[16]
- 18,407,808 = number of primitive polynomials of degree 29 over GF(2)[14]
- 18,974,736 = 43562 = 664
- 19,487,171 = 117
- 19,680,277 = Wedderburn-Etherington number[17]
- 19,987,816 = palindromic in 3 consecutive bases: 41AAA1413, 292429214, 1B4C4B115
20,000,000 to 29,999,999
edit- 20,031,170 = Markov number
- 20,151,121 = 44892 = 674
- 20,511,149 = 295
- 20,543,579 = number of reduced trees with 33 nodes[1]
- 20,797,002 = number of triangle-free graphs on 13 vertices[18]
- 21,381,376 = 46242 = 684
- 21,531,778 = Markov number
- 21,621,600 = colossally abundant number,[19] superior highly composite number[20]
- 22,222,222 = repdigit
- 22,235,661 = 33×77[21]
- 22,667,121 = 47612 = 694
- 24,010,000 = 49002 = 704
- 24,137,569 = 49132 = 2893 = 176
- 24,157,817 = Fibonacci number,[8] Markov number
- 24,300,000 = 305
- 24,678,050 = equal to the sum of the eighth powers of its digits
- 24,684,612 = 18 + 28 + 38 + 48 + 58 + 68 + 78 + 88 [22]
- 24,883,200 = superfactorial of 6
- 25,411,681 = 50412 = 714
- 26,873,856 = 51842 = 724
- 27,644,437 = Bell number[23]
- 28,398,241 = 53292 = 734
- 28,629,151 = 315
- 29,986,576 = 54762 = 744
30,000,000 to 39,999,999
edit- 31,172,165 = smallest Proth exponent for n = 10223 (see Seventeen or Bust)
- 31,536,000 = standard number of seconds in a non-leap year (omitting leap seconds)
- 31,622,400 = standard number of seconds in a leap year (omitting leap seconds)
- 31,640,625 = 56252 = 754
- 33,333,333 = repdigit
- 33,362,176 = 57762 = 764
- 33,445,755 = Keith number[5]
- 33,550,336 = fifth perfect number[24]
- 33,554,432 = Leyland number using 8 & 8 (88 + 88); 325 = 225, number of directed graphs on 5 labeled nodes[25]
- 33,555,057 = Leyland number using 2 & 25 (225 + 252)
- 33,588,234 = number of 32-bead necklaces (turning over is allowed) where complements are equivalent[12]
- 34,459,425 = double factorial of 17
- 34,012,224 = 58322 = 3243 = 186
- 34,636,834 = number of 31-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed[15]
- 35,153,041 = 59292 = 774
- 35,357,670 = [26]
- 35,831,808 = 127 = 10,000,00012 AKA a dozen-great-great-gross (1012 great-great-grosses)
- 36,614,981 = alternating factorial[27]
- 36,926,037 = 3333
- 37,015,056 = 60842 = 784
- 37,210,000 = 61002
- 37,259,704 = 3343
- 37,595,375 = 3353
- 37,933,056 = 3363
- 38,440,000 = 62002
- 38,613,965 = Pell number,[10] Markov number
- 38,950,081 = 62412 = 794
- 39,088,169 = Fibonacci number[8]
- 39,135,393 = 335
- 39,299,897 = number of trees with 24 unlabeled nodes[7]
- 39,690,000 = 63002
- 39,905,269 = number of square (0,1)-matrices without zero rows and with exactly 8 entries equal to 1[28]
- 39,916,800 = 11!
- 39,916,801 = factorial prime[29]
40,000,000 to 49,999,999
edit- 40,353,607 = 3433 = 79
- 40,960,000 = 64002 = 804
- 41,602,425 = number of reduced trees with 34 nodes[1]
- 43,046,721 = 65612 = 814 = 98 = 316
- 43,050,817 = Leyland number using 3 & 16 (316 + 163)
- 43,112,609 = Mersenne prime exponent
- 43,443,858 = palindromic in 3 consecutive bases: 3C323C315, 296E69216, 1DA2AD117
- 43,484,701 = Markov number
- 44,121,607 = Keith number[5]
- 44,317,196 = smallest digitally balanced number in base 9[30]
- 44,444,444 = repdigit
- 45,086,079 = number of prime numbers having nine digits[31]
- 45,136,576 = Leyland number using 7 & 9 (79 + 97)
- 45,212,176 = 67242 = 824
- 45,435,424 = 345
- 46,026,618 = Wedderburn-Etherington number[17]
- 46,656,000 = 3603
- 46,749,427 = number of partially ordered set with 11 unlabeled elements[32]
- 47,045,881 = 68592 = 3613 = 196
- 47,176,870 = fifth busy beaver number [33]
- 47,326,700 = first number of the first consecutive centuries each consisting wholly of composite numbers[34]
- 47,326,800 = first number of the first century with the same prime pattern (in this case, no primes) as the previous century[35]
- 47,458,321 = 68892 = 834
- 48,024,900 = square triangular number
- 48,266,466 = number of prime knots with 18 crossings
- 48,828,125 = 511
- 48,928,105 = Markov number
- 48,989,176 = Leyland number using 5 & 11 (511 + 115)
- 49,787,136 = 70562 = 844
50,000,000 to 59,999,999
edit- 50,107,909 = number of free 17-ominoes
- 50,235,931 = number of signed trees with 15 nodes[2]
- 50,847,534 = The number of primes under 109
- 50,852,019 = Motzkin number[16]
- 52,200,625 = 72252 = 854
- 52,521,875 = 355
- 54,700,816 = 73962 = 864
- 55,555,555 = repdigit
- 57,048,048 = Fine number[9]
- 57,289,761 = 75692 = 874
- 57,885,161 = Mersenne prime exponent
- 59,969,536 = 77442 = 884
60,000,000 to 69,999,999
edit- 60,466,176 = 77762 = 365 = 610
- 61,466,176 = Leyland number using 6 & 10 (610 + 106)
- 62,742,241 = 79212 = 894
- 62,748,517 = 137
- 63,245,986 = Fibonacci number, Markov number
- 64,000,000 = 80002 = 4003 = 206 — vigesimal "million" (1 alau in Mayan, 1 poaltzonxiquipilli in Nahuatl)
- 64,964,808 = 4023
- 65,108,062 = number of 33-bead necklaces (turning over is allowed) where complements are equivalent[12]
- 65,421,664 = negative multiplicative inverse of 40,014 modulo 2,147,483,563
- 65,610,000 = 81002 = 904
- 66,600,049 = Largest minimal prime in base 10
- 66,666,666 = repdigit
- 67,108,864 = 81922 = 413 = 226, number of primitive polynomials of degree 32 over GF(2)[14]
- 67,109,540 = Leyland number using 2 & 26 (226 + 262)
- 67,110,932 = number of 32-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed[15]
- 67,137,425 = Leyland number using 4 & 13 (413 + 134)
- 68,041,019 = number of parallelogram polyominoes with 23 cells.[36]
- 68,574,961 = 82812 = 914
- 69,273,666 = number of primitive polynomials of degree 31 over GF(2)[14]
- 69,343,957 = 375
70,000,000 to 79,999,999
edit- 71,639,296 = 84642 = 924
- 72,546,283 = the smallest prime number preceded and followed by prime gaps of over 100[37][38]
- 73,939,133 = the largest right-truncatable prime number in decimal
- 74,207,281 = Mersenne prime exponent
- 74,805,201 = 86492 = 934
- 77,232,917 = Mersenne prime exponent
- 77,777,777 = repdigit
- 78,074,896 = 88362 = 944
- 78,442,645 = Markov number
- 79,235,168 = 385
80,000,000 to 89,999,999
edit- 81,450,625 = 90252 = 954
- 82,589,933 = Mersenne prime exponent
- 84,440,886 = number of reduced trees with 35 nodes[1]
- 84,934,656 = 92162 = 964
- 85,766,121 = 92612 = 4413 = 216
- 86,400,000 = hyperfactorial of 5; 11 × 22 × 33 × 44 × 55
- 87,109,376 = 1-automorphic number[6]
- 87,539,319 = taxicab number[39]
- 88,529,281 = 94092 = 974
- 88,888,888 = repdigit
- 88,942,644 = 22×33×77[21]
90,000,000 to 99,999,999
edit- 90,224,199 = 395
- 90,767,360 = Generalized Euler's number[40]
- 92,236,816 = 96042 = 984
- 93,222,358 = Pell number[10]
- 93,554,688 = 2-automorphic number[41]
- 94,109,401 = square pentagonal number
- 94,418,953 = Markov prime
- 96,059,601 = 98012 = 994
- 99,897,344 = 4643, the largest 8-digit cube
- 99,980,001 = 99992, the largest 8-digit square
- 99,990,001 = unique prime[42]
- 99,991,011 = largest triangular number with 8 digits and the 14,141st triangular number
- 99,999,989 = greatest prime number with 8 digits[43]
- 99,999,999 = repdigit, Friedman number, believed to be smallest number to be both repdigit and Friedman
See also
editReferences
edit- ^ a b c d Sloane, N. J. A. (ed.). "Sequence A000014 (Number of series-reduced trees with n nodes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A000060 (Number of signed trees with n nodes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A002104 (Logarithmic numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A002275 (Repunits: (10^n - 1)/9. Often denoted by R_n)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c Sloane, N. J. A. (ed.). "Sequence A007629 (Repfigit (REPetitive FIbonacci-like diGIT) numbers (or Keith numbers))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A003226 (Automorphic numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A000055 (Number of trees with n unlabeled nodes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c Sloane, N. J. A. (ed.). "Sequence A000045 (Fibonacci numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A000957 (Fine's sequence (or Fine numbers): number of relations of valence > 0 on an n-set; also number of ordered rooted trees with n edges having root of even degree)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c Sloane, N. J. A. (ed.). "Sequence A000129 (Pell numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A000258 (Expansion of e.g.f. exp(exp(exp(x)-1)-1))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c Sloane, N. J. A. (ed.). "Sequence A000011 (Number of n-bead necklaces (turning over is allowed) where complements are equivalent)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A001923 (a(n) = Sum_{k=1..n} k^k.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c d Sloane, N. J. A. (ed.). "Sequence A011260 (Number of primitive polynomials of degree n over GF(2))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b c Sloane, N. J. A. (ed.). "Sequence A000013 (Definition (1): Number of n-bead binary necklaces with beads of 2 colors where the colors may be swapped but turning over is not allowed)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A001006 (Motzkin numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A001190 (Wedderburn-Etherington numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A006785 (Number of triangle-free graphs on n vertices)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A004490 (Colossally abundant numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A002201 (Superior highly composite numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ a b Sloane, N. J. A. (ed.). "Sequence A048102 (Numbers k such that if k equals Product p_i^e_i then p_i equals e_i for all i)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A031971 (Sum_{1..n} k^n)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A000110 (Bell numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A000396 (Perfect numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A002416 (2^(n^2))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A000108 (Catalan numbers: (2n)!/(n!(n+1)!))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A005165 (Alternating factorials)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A122400 (Number of square (0,1)-matrices without zero rows and with exactly n entries equal to 1)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A088054 (Factorial primes)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A049363 (a(1) = 1; for n > 1, smallest digitally balanced number in base n.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A006879 (Number of primes with n digits.)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A000112 (Number of partially ordered sets (posets) with n unlabeled elements)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A060843 (Maximum number of steps that an n-state Turing machine can make on an initially blank tape before eventually halting)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A181098 (Primefree centuries (i.e., no prime exists between 100*n and 100*n+99))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A219996 (Centuries whose prime pattern is the same as prime pattern in the previous century)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A006958 (Number of parallelogram polyominoes with n cells (also called staircase polyominoes, although that term is overused))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A023188 (Lonely (or isolated) primes: least prime of distance n from nearest prime (n = 1 or even))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A138058 (Prime numbers, isolated from neighboring primes by ± 100 (or more))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A011541 (Taxicab, taxi-cab or Hardy-Ramanujan numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A349264 (Generalized Euler numbers, a(n) = n!*[x^n](sec(4*x)*(sin(4*x) + 1)))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A030984 (2-automorphic numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A040017 (Unique period primes (no other prime has same period as 1/p) in order (periods are given in A051627))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ "greatest prime number with 8 digits". Wolfram Alpha. Retrieved June 4, 2014.