SI Prefixes

Prefix Name Value Power
Y yotta 1,000,000,000,000,000,000,000,000 1024
Z zetta 1,000,000,000,000,000,000,000 1021
E exa 1,000,000,000,000,000,000 1018
P peta 1,000,000,000,000,000 1015
T tera 1,000,000,000,000 1012
G giga 1,000,000,000 109
M mega 1,000,000 106
k kilo 1,000 103
h hecto 100 102
da deka 10 101
    1 100
d deci 0.1 10-1
c centi 0.01 10-2
m milli 0.001 10-3
µ micro 0.000 001 10-6
n nano 0.000 000 001 10-9
p pico 0.000 000 000 001 10-12
f femto 0.000 000 000 000 001 10-15
a atto 0.000 000 000 000 000 001 10-18
z zepto 0.000 000 000 000 000 000 001 10-21
y yocto 0.000 000 000 000 000 000 000 001 10-24

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