Order of Magnitude

Written by Jerry Ratzlaff. Posted in Algebra

PrefixMathematical PowerName
yotta (Y) 1024 or 1,000,000,000,000,000,000,000,000  
zetta (Z) 1021 or 1,000,000,000,000,000,000,000  
exa (E) 1018 or 1,000,000,000,000,000,000 one quintillion
peta (P) 1015 or 1,000,000,000,000,000 one quadrillion
tera (T) 1012 or 1,000,000,000,000 one trillion
giga (G) 109 or 1,000,000,000 one billion
mega (M) 106 or 1,000,000 one million
kilo (k) 103 or 1,000 one thousand
hecto (h) 102 or 100 one hundred
deca (da) 101 or 10 ten
  100 or 1 one
deci (d) 10-1 or 0.1 one-tenth
centi (c) 10-2 or 0.01 one-hundredth
milli (m) 10-3 or 0.001 one-thousandth
micro (\(\mu\)) 10-6 or 0.000 001 one-millionth
nano (n) 10-9 or 0.000 000 001 one-billionth
pico (p) 10-12 or 0.000 000 000 001 one-trillionth
femto (f) 10-15 or 0.000 000 000 000 001 one-quadrillionth
atto (a) 10-18 or 0.000 000 000 000 000 001 one-quintillionth
zepto (z) 10-21 or 0,000,000,000,000,000,000,001  
yocto (y) 10-24 or 0,000,000,000,000,000,000,000,001