ExpMoltiplicative factorPrefixSymbol
1x10^+241,000,000,000,000,000,000,000,000yottaY
1x10^+211,000,000,000,000,000,000,000zettaZ
1x10^+181,000,000,000,000,000,000exaE
1x10^+151,000,000,000,000,000petaP
1x10^+121,000,000,000,000teraT
1x10^+91,000,000,000gigaG
1x10^+61,000,000megaM
1x10^+31,000kiloK
1x10^+2100hectoh
1x10^+110decada
1x10^+01--
1x10^-10.1decid
1x10^-20.01centic
1x10^-30.001millim
1x10^-60.000 001microµ
1x10^-90.000 000 001nanon
1x10^-120.000 000 000 001picop
1x10^-150.000 000 000 000 001femtof
1x10^-180.000 000 000 000 000 001attoa
1x10^-210.000 000 000 000 000 000 001zeptoz
1x10^-240.000 000 000 000 000 000 000 001yoctoy