Prefix | Symbol | 10n | Decimal | Short scale | Long scale | ||
---|---|---|---|---|---|---|---|
yotta | Y | 1024 | 1000000000000000000000000 | Septillion | Quadrillion | ||
zetta | Z | 1021 | 1000000000000000000000 | Sextillion | Trilliard | ||
exa | E | 1018 | 1000000000000000000 | Quintillion | Trillion | ||
peta | P | 1015 | 1000000000000000 | Quadrillion | Billiard | ||
tera | T | 1012 | 1000000000000 | Trillion | Billion | ||
giga | G | 109 | 1000000000 | Billion | Milliard | ||
mega | M | 106 | 1000000 | Million | |||
kilo | k | 103 | 1000 | Thousand | |||
100 | 1 | One | |||||
milli | m | 10−3 | 0.001 | Thousandth | |||
micro | μ | 10−6 | 0.000001 | Millionth | |||
nano | n | 10−9 | 0.000000001 | Billionth | Milliardth | ||
pico | p | 10−12 | 0.000000000001 | Trillionth | Billionth | ||
femto | f | 10−15 | 0.000000000000001 | Quadrillionth | Billiardth | ||
atto | a | 10−18 | 0.000000000000000001 | Quintillionth | Trillionth | ||
zepto | z | 10−21 | 0.000000000000000000001 | Sextillionth | Trilliardth | ||
yocto | y | 10−24 | 0.000000000000000000000001 | Septillionth | Quadrillionth | ||