| Name | Symbol | Base 10 Power | Short Scale Word | Long Scale Word | Is from SI | Unit System |
|---|---|---|---|---|---|---|
| femto | f | -15 | quadrillionth | billiardth | Yes | SI |
| tera | T | 12 | trillion | billion | Yes | SI |
| pico | p | -12 | trillionth | billionth | Yes | SI |
| giga | G | 9 | billion | milliard | Yes | SI |
| nano | n | -9 | billionth | milliardth | Yes | SI |
| yotta | Y | 24 | septillion | quadrillion | Yes | SI |
| yocto | y | -24 | septillionth | quadrillionth | Yes | SI |
| zetta | Z | 21 | sextillion | trilliard | Yes | SI |
| zepto | z | -21 | sextillionth | trilliardth | Yes | SI |
| exa | E | 18 | quintillion | trillion | Yes | SI |