Prefixes for Decimal Multiples of SI Units
| Prefix | Symbols | Factor of Multiplication |
|---|---|---|
| peta | P | 1 000 000 000 000 000 = 1015 |
| tera | T | 1 000 000 000 000 = 1012 |
| giga | G | 1 000 000 000 = 109 |
| mega | M | 1 000 000 = 106 |
| kilo | k | 1 000 = 103 |
| hecto | h | 100 = 102 |
| deka | da | 10 = 101 |
| deci | d | 0.1 = 10-1 |
| centi | c | 0.01 = 10-2 |
| milli | m | 0.001 = 10-3 |
| micro | µ | 0.000 001 = 10-6 |
| nano | n | 0.000 000 001 = 10-9 |
