SI prefix
standardized prefix of the SI (Système International) for measurement units, indicating a multiple or fraction as a power of 10 or 1000
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Summary
SI prefix ranks in the top 0.55% of general entities by monthly Wikipedia readership (17,283 views/month, #430 of 77,819).[1]
Key Facts
- Subclass of: unit prefix[2]
- Commons category: SI prefixes[3]
- Opposite of: non-SI unit prefix[4], binary prefix[5]
- Has part(s): quecto-[6], ronto[7], yocto[8], zepto[9], atto-[10], femto[11], pico-[12], nano[13], micro[14], milli-[15], centi[16], deci[17], null morpheme[18], deca[19]
- Topic's main category: Category:SI prefixes[20]
- Topic has template: Template:SI prefixes (infobox)[21], Template:Common metric prefixes[22]
- Different from: binary prefix[23], unit prefix[24]
- Has list: list of SI prefixes[25]
- Maintained by WikiProject: WikiProject Mathematics[26]
Why It Matters
SI prefix has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[27] It is known by 89 alternative names across languages and contexts.[28]