integers.info

Large Numbers

Sesvigintillion

The integer 1000000000000000000000000000000000000000000000000000000000000000000000000000000000 (or 1081, a 1 followed by 81 zeros) is called a Sesvigintillion.

Large Numbers Study Mug

List of Large Numbers

Here are the names of large numbers with 6 or more zeros:

NameValuePrefix
Million106mega
Billion109giga
Trillion1012tera
Quadrillion1015peta
Quintillion1018exa
Sextillion1021zetta
Septillion1024yotta
Octillion1027
Nonillion1030
Decillion1033
Undecillion1036
Duodecillion1039
Tredecillion1042
Quattuordecillion1045
Quindecillion1048
Sedecillion1051
Septendecillion1054
Octodecillion1057
Novendecillion1060
Vigintillion1063
Unvigintillion1066
Duovigintillion1069
Tresvigintillion1072
Quattuorvigintillion1075
Quinvigintillion1078
Sesvigintillion1081
Septemvigintillion1084
Octovigintillion1087
Novemvigintillion1090
Trigintillion1093
Untrigintillion1096
Duotrigintillion1099
Googol10100