E (exa)
(10^18) 1,000,000,000,000,000,000
P (peta)
(10^15) 1,000,000,000,000,000
T (tera)
(10^12) 1,000,000,000,000
G (giga)
(10^9) 1,000,000,000
M (mega)
(10^6) 1,000,000
k (kilo)
(10^3) 1,000
d (deci)
(10^-1) 0.1
c (centi)
(10^-2) 0.01
m (milli)
(10^-3) 0.001
� (micro)
(10^-6) 0.000001
n (nano)
(10^-9) 0.000000001
p (pico)
(10^-12) 0.000000000001
f (femto)
(10^-15) 0.000000000000001
a (atto)
(10^-18) 0.000000000000000001