Names of small numbers
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This is a list of the names of small decimal numbers in English.
Table
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
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- ^ American Heritage Dictionary, 4th edition, Template:Isbn. Page Module:Citation/CS1/styles.css has no content."The American Heritage Dictionary of the English Language, Fourth Edition. 2000". Archived from the original on 2007-01-12. Retrieved 2004-05-29.
- ^ Oxford English Dictionary, New Edition, Oxford, UK: Oxford University Press. [1] (subscription required)
- ^ Bureau International des Poids et Mesures (BIPM)
- ^ Page Module:Citation/CS1/styles.css has no content."Metric (SI) Prefixes". NIST. 13 January 2010.
- ^ Page Module:Citation/CS1/styles.css has no content."Large and Small Numbers - Metric Prefixes". 2012-08-26. Archived from the original on 2013-07-24. Retrieved 2014-07-07.
- ^ Page Module:Citation/CS1/styles.css has no content.Savidtra (2013-07-01). "Big & Small Numbers". ThinkQuest. Archived from the original on 2012-11-11. Retrieved 2014-07-07.
- ^ Page Module:Citation/CS1/styles.css has no content.Manske, Magnus (2011-05-02). "Names of large and small numbers". Archived from the original on 2011-09-03. Retrieved 2014-07-07.
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