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Googology Wiki

Peta-hyperon is equal to 100{X5}100 in X-Sequence Hyper-Exponential Notation.[1] The name was coined by SuperJedi224.


The name comes from the number hyperon and the prefix "peta-", which is short for penteract, the name for a five-dimensional hypercube.

Approximations in other notations

Notation Approximation
BEAF {100,100,100,100,100,100,100}
Hyper-E notation \(E100\#\#\#\#\#\#100\)
Fast-growing hierarchy \(f_{\omega^5}(100)\)
Hardy hierarchy \(H_{\omega^{\omega^5}}(100)\)


See also

SuperJedi224's X-Sequence Hyper-Exponential Notation Numbers

Numbers By SuperJedi224

Fibonacci Numbers

Pound-Star Notation

Based on the Faxul

Googovipleccix family

Graham Sequence Numbers

-Illion numbers