SI Prefixes
Example: 1 TW=1000 GW (W=Watt)
Symbol |
Prefix |
Factor |
T |
tera |
1012 |
G |
giga |
109 |
M |
Mega |
106 |
k |
kilo |
103 |
h |
hecto |
102 |
da |
deca |
101 |
d |
deci |
10-1 |
c |
centi |
10-2 |
m |
milli |
10-3 |
µ |
micro |
10-6 |
n |
nano |
10-9 |
p |
pico |
10-12 |
f |
femto |
10-15 |
a |
atto |
10-18 |
Note: In the computer world things are a bit different:
Symbol |
Prefix |
Factor |
Factor |
T |
tera |
240 |
1099511627776 |
G |
giga |
230 |
1073741824 |
M |
Mega |
220 |
1048576 |
k |
kilo |
210 |
1024 |
Contributor: Joakim Ögren
Source: Farnell Components Catalogue
Please send any comments to Joakim Ögren.