UnitPrefixToMultiplier('fs')
ans =
1e-15;
UnitPrefixToMultiplier('\mum')
ans =
1e-6;
UnitPrefixToMultiplier('um')
ans =
1e-6;
symbol short scale long scale
yotta Y 10008 10^24 1000000000000000000000000 septillion quadrillion 1991
zetta Z 10007 10^21 1000000000000000000000 sextillion thousand trillion 1991
exa E 10006 10^18 1000000000000000000 quintillion trillion 1975
peta P 10005 10^15 1000000000000000 quadrillion thousand billion 1975
tera T 10004 10^12 1000000000000 trillion billion 1960
giga G 10003 10^9 1000000000 billion thousand million 1960
mega M 10002 10^6 1000000 million 1960
kilo k 10001 10^3 1000 thousand 1795
hecto h 10002/3 10^2 100 hundred 1795
deca da 10001/3 10^1 10 ten 1795
10000 10^0 1 one –
deci d 1000−1/3 10−1 0.1 tenth 1795
centi c 1000−2/3 10−2 0.01 hundredth 1795
milli m 1000−1 10−3 0.001 thousandth 1795
micro μ 1000−2 10−6 0.000001 millionth 1960
nano n 1000−3 10−9 0.000000001 billionth thousand millionth 1960
pico p 1000−4 10−12 0.000000000001 trillionth billionth 1960
femto f 1000−5 10−15 0.000000000000001 quadrillionth thousand billionth 1964
atto a 1000−6 10−18 0.000000000000000001 quintillionth trillionth 1964
zepto z 1000−7 10−21 0.000000000000000000001 sextillionth thousand trillionth 1991
yocto y 1000−8 10−24 0.000000000000000000000001 septillionth quadrillionth 1991