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Not to be confused with googolpentaplex.

Googolpetaplex in zeroes

A googolpetaplex is equal to a googol followed by a (short scale) quadrillion plexes.[1][2] In Hyper-E notation it can be written E100#(quadrillion+1) and as power tower, 1010...10100 (with quadrillion+1 10's).

Approximations

Notation Approximation
Arrow notation \(10\uparrow\uparrow(10\uparrow 15+1)\)

Etymology

The name of this number is based on SI prefix "peta-" and the number "googolplex".

Sources

See also

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