Googology Wiki


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Googology Wiki is an online encyclopedia and community dedicated to large numbers.

Welcome to the Internet's most comprehensive database of large numbers and fast-growing functions. We are editing 3,973 articles. If you're fascinated by numbers like tethrathoth and googolplex,
why not help us out?

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Talk to us on Freenode IRC (##googology)! (Or scroll down.)

New to big numbers?

Googology is the mathematical study of large numbers, their properties, and their nomenclature. If you're interested in the subject, but you don't know where to start, try reading about some basic functions and ideas:

Also, be sure to check out the links below.

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Counting this way for unspeakable eons,
Using unspeakable numbers,
Counting eons by these atoms,
One atoms standing for ten myriad unspeakable numbers of eons,
If you praise a single Universally Good for that many eons,

It would still be impossible to exhaust the amount of virtue of Universal Good.
  —from the Avatamsaka Sutra


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Found googology from a third-party source that isn't in the encyclopedia yet? Create a new article.


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This is a compilation of websites that may be of interest to large number enthusiasts.

This isn't the only way to access the IRC channel, though! You should get yourself a proper client like mIRC (Windows only) or Quassel (cross-platform).

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