Appendix E: Prefixes

E.1 PREFIXES

The prefixes indicating decimal multiples or submultiples of units and their symbols are given in Table E.1.

TABLE E.1Recommended Prefixes

MultiplePrefixSymbol
1012teraT
109gigaG
106megaM
103kilok
102hectoh
10decada
10−-1decid
10−-2centic
10−-3milim
10−-6microA
10−-9nanon
10−-12picop
10−-15femtof
10−-18attoa

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