Decimal Prefixes and Multiples, Powers of Ten

MultiplePrefixSymbolCommon Name
(10100)100antonAantonplex
(1010)100--googolplex
10100--googol
1024yottaYheptillion
1021zettaZhexillion
1018exaEquintillion
1015petaPquadrillion
1012teraTtrillion
109gigaGbillion
106megaMmillion
103kilokthousand
102hectohhundred
101decadaten
10-1decidtenth
10-2centichundreth
10-3millimthousandth
10-6micro (Greek mu)millionth
10-9nanonbillionth
10-12picoptrillionth
10-15femtofquadrillionth
10-18attoaquintillionth
10-21zeptozhexillionth
10-24yoctoyheptillionth