Prefixes used in measurements

Following prefixes are Applicable for all units

MultiplePrefixSymbol
(10^{-1})decid
(10^{-2})centic
(10^{-3})millim
(10^{-6})micro(mu)
(10^{-9})nanon
(10^{-12})picop
(10^{-15})femtof
(10^{-18})attoa
(10^{-21})zeptoz
(10^{-24})yoctoy

1 Angstrom ( 1(A^o) )= (10^{-10}) m

Angstrom is applicable only for length

Following prefixes are applicable for all units

MultiplePrefixSymbol
(10^{1})decada
(10^{2})hectoh
(10^{3})kilok
(10^{6})megaM
(10^{9})gigaG
(10^{12})teraT
(10^{15})petaP
(10^{18})exaE
(10^{21})zetaZ
(10^{24})yottaY