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Base -illion
Value USA and Modern British
Traditional British
Traditional European 1 106 Million Million Million 2 109 Billion Thousand million Milliard 3 1012 Trillion Billion Billion 4 1015 Quadrillion Thousand billion Billiard 5 1018 Quintillion Trillion Trillion 6 1021 Sextillion Thousand trillion Trilliard 7 1024 Septillion Quadrillion Quadrillion 8 1027 Octillion Thousand quadrillion Quadrilliard 9 1030 Nonillion Quintillion Quintillion 10 1033 Decillion Thousand quintillion Quintilliard 11 1036 Undecillion Sextillion Sextillion 12 1039 Duodecillion Thousand sextillion Sextilliard 13 1042 Tredecillion Septillion Septillion 14 1045 Quattuordecillion Thousand septillion Septilliard 15 1048 Quindecillion Octillion Octillion 16 1051 Sexdecillion Thousand octillion Octilliard 17 1054 Septendecillion Nonillion Nonillion 18 1057 Octodecillion Thousand nonillion Nonilliard 19 1060 Novemdecillion Decillion Decillion 20 1063 Vigintillion Thousand decillion Decilliard 21 1066 Unvigintillion Undecillion Undecillion 22 1069 Duovigintillion Thousand undecillion Undecilliard 23 1072 Tresvigintillion Duodecillion Duodecillion 24 1075 Quattuorvigintillion Thousand duodecillion Duodecilliard 25 1078 Quinquavigintillion Tredecillion Tredecillion 26 1081 Sesvigintillion Thousand tredecillion Tredecilliard 27 1084 Septemvigintillion Quattuordecillion Quattuordecillion 28 1087 Octovigintillion Thousand quattuordecillion Quattuordecilliard 29 1090 Novemvigintillion Quindecillion Quindecillion 30 1093 Trigintillion Thousand quindecillion Quindecilliard 31 1096 Untrigintillion Sexdecillion Sexdecillion 32 1099 Duotrigintillion Thousand sexdecillion Sexdecilliard 33 10102 Trestrigintillion Septendecillion Septendecillion 34 10105 Quattuortrigintillion Thousand septendecillion Septendecilliard 35 10108 Quinquatrigintillion Octodecillion Octodecillion 36 10111 Sestrigintillion Thousand octodecillion Octodecilliard 37 10114 Septentrigintillion Novemdecillion Novemdecillion 38 10117 Octotrigintillion Thousand novemdecillion Novemdecilliard 39 10120 Noventrigintillion Vigintillion Vigintillion 40 10123 Quadragintillion[14] Thousand vigintillion Vigintilliard 50 10153 Quinquagintillion Thousand quinquavigintillion Quinquavigintilliard 60 10183 Sexagintillion Thousand trigintillion Trigintilliard 70 10213 Septuagintillion Thousand quinquatrigintillion Quinquatrigintilliard 80 10243 Octogintillion Thousand quadragintillion Quadragintilliard 90 10273 Nonagintillion Thousand quinquaquadragintillion Quinquaquadragintilliard 100 10303 Centillion Thousand quinquagintillion Quinquagintilliard 101 10306 Uncentillion Unquinquagintillion Unquinquagintillion 102 10309 Duocentillion Thousand unquinquagintillion Unquinquagintilliard 103 10312 Trescentillion Duoquinquagintillion Duoquinquagintillion 110 10333 Decicentillion Thousand quinquaquinquagintillion Quinquaquinquagintilliard 111 10336 Undecicentillion Sexaquinquagintillion Sexaquinquagintillion 120 10363 Viginticentillion Thousand sexagintillion Sexagintilliard 121 10366 Unviginticentillion Unsexagintillion Unsexagintillion 130 10393 Trigintacentillion Thousand quinquasexagintillion Quinquasexagintilliard 140 10423 Quadragintacentillion Thousand septuagintillion Septuagintilliard 150 10453 Quinquagintacentillion Thousand quinquaseptuagintillion Quinquaseptuagintilliard 160 10483 Sexagintacentillion Thousand octogintillion Octogintilliard 170 10513 Septuagintacentillion Thousand quinquaoctogintillion Quinquaoctogintilliard 180 10543 Octogintacentillion Thousand nonagintillion Nonagintilliard 190 10573 Nonagintacentillion Thousand quinquanonagintillion Quinquanonagintilliard 200 10603 Ducentillion Thousand centillion Centilliard 300 10903 Trecentillion Thousand quinquagintacentillion Quinquagintacentilliard 400 101203 Quadringentillion Thousand ducentillion Ducentilliard 500 101503 Quingentillion Thousand quinquagintaducentillion Quinquagintaducentilliard 600 101803 Sescentillion Thousand trecentillion Trecentilliard 700 102103 Septingentillion Thousand quinquagintatrecentillion Quinquagintatrecentilliard 800 102403 Octingentillion Thousand quadringentillion Quadringentilliard 900 102703 Nongentillion Thousand quinquagintaquadringentillion Quinquagintaquadringentilliard
Value USA and Modern British
(short scale) Traditional British
(long scale) Traditional European (Peletier)
(long scale) 10100 Googol (Ten duotrigintillion) Googol (Ten thousand sexdecillion) Googol (Ten sexdecilliard) 
Googolplex Googolplex Googolplex
(short scale)
(long scale)
(long scale)
