A.3 Metric Prefixes
Multiplication factor | Scientific Notation | Prefix | Symbol |
---|---|---|---|
1,000,000,000,000,000,000 | 1018 | exa | E |
1,000,000,000,000,000 | 1015 | peta | P |
1,000,000,000,000 | 1012 | tera | T |
1,000,000,000 | 109 | giga | G |
1,000,000 | 106 | mega | M |
1,000 | 103 | kilo | k |
100 | 102 | hecto | h |
10 | 101 | deka | da |
1 | 100 | ||
0.1 | 10–1 | deci | d |
0.01 | 10–2 | centi | c |
0.001 | 10–3 | milli | m |
0.000001 | 10–6 | micro | μ |
0.000000001 | 10–9 | nano | n |
0.000000000001 | 10–12 | pico | p |
0.000000000000001 | 10–15 | femto | f |
0.000000000000000001 | 10–18 | atto | a |