Names of small numbers
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This is a list of the names of small decimal numbers in English.
Table
[edit | edit source]The following table lists the names of small numbers used in the long and short scales, along with the power of 10, engineering notation, and International System of Units (SI) symbols and prefixes.[1][page needed] [2][page needed] [3][page needed] [4][5][6][7]
| Power of ten |
Engineering notation [citation needed] |
Short scale (U.S. and modern British) |
Long scale (continental Europe, archaic British, and India) |
SI prefix |
SI symbol |
|---|---|---|---|---|---|
| 100 | 1 | One | |||
| 10−1 | 100×10−3 | One Tenth | deci- | d | |
| 10−2 | 10×10−3 | One One-Hundredth | centi- | c | |
| 10−3 | 1×10−3 | One One-Thousandth | milli- | m | |
| 10−6 | 1×10−6 | One One-Millionth | micro- | μ | |
| 10−9 | 1×10−9 | One One-Billionth | One One-Milliardth | nano- | n |
| 10−12 | 1×10−12 | One One-Trillionth | One One-Billionth | pico- | p |
| 10−15 | 1×10−15 | One One-Quadrillionth | One One-Billiardth | femto- | f |
| 10−18 | 1×10−18 | One One-Quintillionth | One One-Trillionth | atto- | a |
| 10−21 | 1×10−21 | One One-Sextillionth | One One-Trilliardth | zepto- | z |
| 10−24 | 1×10−24 | One One-Septillionth | One One-Quadrillionth | yocto- | y |
| 10−27 | 1×10−27 | One One-Octillionth | One One-Quardilliardth | ronto- | r |
| 10−30 | 1×10−30 | One One-Nonillionth | One One-Quintillionth | quecto- | q |
| 10−33 | 1×10−33 | One One-Decillionth | One One-Quintilliardth | ||
| 10−36 | 1×10−36 | One One-Undecillionth | One One-Sextillionth | ||
| 0 | 1×10−∞ | Zero | |||
| –1 | –1 | Negative One | |||
| −∞ | undefined | Negative Infinity | |||
See also
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References
[edit | edit source]- ^ American Heritage Dictionary, 4th edition, Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).. Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Oxford English Dictionary, New Edition, Oxford, UK: Oxford University Press. [1] (subscription required)
- ^ Bureau International des Poids et Mesures (BIPM)
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).