| Prefix | Symbol | Multiplication factor |
|---|---|---|
| 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 | h | 102 = 100 |
| Deca | da | 101 = 10 |
| Deci | d | 10-1 = 0.1 |
| Centi | c | 10-2 = 0.01 |
| Milli | m | 10-3 = 0.001 |
| Micro | μ | 10-6 = 0.000001 |
| Nano | n | 10-9 = 0.000000001 |
| Pico | p | 10-12 = 0.000000000001 |
Jeffrey Barke is senior developer and information architect at theMechanism - New York, a multimedia firm with offices in New York, London and Durban, South Africa.
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