An undecillion is equal to 1036 in America, or 1066 in France and Germany.[1]

In the long scale, 1036 is called sextillion, which is commonly used in France and Germany.

This number is also called dodekillion in Russ Rowlett's Greek-based naming system.[2]

Donald Knuth calls this number dueciad, and it's equal to using the -yllion system.

Jonathan Bowers calls this number quadxonillion, and it's equal to using the quad-illion system.

Decimal Edit

  • 1,000,000,000,000,000,000,000,000,000,000,000,000 - short scale
  • 1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 - long scale

Examples Edit

  • The volume of the Betelguese red giant is roughly 1.21 undecillion cubic meters.[3]
  • The electromagnetic interaction is around 1036 times stronger than gravity. The strong nuclear force is another 100 times stronger than that.
  • The prefix tenamega- multiplies by one undecillion.

List of prefixed numbers derived from decillion Edit

Name Short scale Long scale
undecillion 1036 1066
duodecillion 1039 1072
tredecillion 1042 1078
quattuordecillion 1045 1084
quindecillion 1048 1090
sexdecillion 1051 1096
septendecillion 1054 10102
octodecillion 1057 10108
novemdecillion 1060 10114

Sources Edit

  1. Undecillion at Wolfram MathWorld
  2. Names for Large Numbers
  3. Saibian, Sbiis. Larger numbers in science.

See also Edit

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