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- "Milli" redirects here; for the village in Azerbaijan, see Birinci Milli; for the Lil Wayne song, see A Milli; for similar-sounding words, see Millie.
Milli (symbol m) is a prefix in the metric system denoting a factor of one thousandth (10-3).[1] Adopted in 1795, the prefix comes from the Latin mille, meaning one thousand (the plural is milia).
SI prefixes Prefix Symbol 1000m 10n Decimal Short scale Long scale Since[n 1] yotta Y 10008 1024 1000000000000000000000000 Septillion Quadrillion 1991 zetta Z 10007 1021 1000000000000000000000 Sextillion Trilliard 1991 exa E 10006 1018 1000000000000000000 Quintillion Trillion 1975 peta P 10005 1015 1000000000000000 Quadrillion Billiard 1975 tera T 10004 1012 1000000000000 Trillion Billion 1960 giga G 10003 109 1000000000 Billion Milliard 1960 mega M 10002 106 1000000 Million 1960 kilo k 10001 103 1000 Thousand 1795 hecto h 10002/3 102 100 Hundred 1795 deca da 10001/3 101 10 Ten 1795 10000 100 1 One – deci d 1000−1/3 10−1 0.1 Tenth 1795 centi c 1000−2/3 10−2 0.01 Hundredth 1795 milli m 1000−1 10−3 0.001 Thousandth 1795 micro μ 1000−2 10−6 0.000001 Millionth 1960 nano n 1000−3 10−9 0.000000001 Billionth Milliardth 1960 pico p 1000−4 10−12 0.000000000001 Trillionth Billionth 1960 femto f 1000−5 10−15 0.000000000000001 Quadrillionth Billiardth 1964 atto a 1000−6 10−18 0.000000000000000001 Quintillionth Trillionth 1964 zepto z 1000−7 10−21 0.000000000000000000001 Sextillionth Trilliardth 1991 yocto y 1000−8 10−24 0.000000000000000000000001 Septillionth Quadrillionth 1991 References
- ^ "NIST Guide to the SI" (HTML). http://physics.nist.gov/Pubs/SP811/sec04.html.See section 4.3 Decimal multiples and submultiples of SI units: SI prefixes, Table 5.
Categories:- SI prefixes
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