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|
Miscellaneous -
Prefixes
The metric system is based on a system of base units and prefixes. However
metric system prefixes found an application in new areas.
| Metric System's Prefixes |
|
|
|
|
|
prefix |
symbol |
factor |
|
exa- |
E |
1018= |
1 000 000 000 000 000 000 |
|
peta- |
P |
1015= |
1 000 000 000 000 000 |
|
tera- |
T |
1012= |
1 000 000 000 000 |
|
giga- |
G |
109= |
1 000 000 000 |
|
mega- |
M |
106= |
1 000 000 |
|
kilo- |
k |
103= |
1 000 |
|
hecto-, hect- |
h |
102= |
100 |
|
deca-, dec- |
da |
101= |
10 |
|
|
|
100= |
1 |
|
deci- |
d |
10-1= |
0.1 |
|
centi-, cent- |
c |
10-2= |
0.01 |
|
milli- |
m |
10-3= |
0.001 |
|
micro-, micr- |
µ |
10-6= |
0.000 0001 |
|
nano- |
n |
10-9= |
0.000 000 001 |
|
pico- |
p |
10-12= |
0.000 000 000 001 |
|
femto- |
f |
10-15= |
0.000 000 000 000 001 |
|
atto- |
a |
10-18= |
0.000 000 000 000 000 001 |
| "Computer's" Prefixes |
|
|
|
|
|
prefix |
symbol |
factor |
|
tera- |
T |
240= |
1 099 511 627 776 |
|
giga- |
G |
230= |
1 073 741 824 |
|
mega- |
M |
220= |
1 048 576 |
|
kilo- |
k |
210= |
1 024 |
Modified on 01/19/2000 |
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