Quintuple Centifact is the mixed factorial of quadruple centifact, written as 100*5 in iterated mixed factorials. The term was coined by SpongeTechX. It is smaller than {10,7,1,2} but larger than {10,6,1,2} in BEAF.


The name of this number is based on the word quintuple and the number centifact.

Approximations in other notations

Notation Approximation
Bird's array notation \(\{10,6,1,2\}\)
BEAF \(\{10,6,1,2\}\)
Strong Array Notation \(s(10,6,1,2)\)
Hyper-E notation \(E100\#\#97\#5\)
Chained arrow notation \(100 \rightarrow 101 \rightarrow 6 \rightarrow 2\)
Hyperfactorial array notation \(5![2]\)
Fast-growing hierarchy \(f_{\omega}^5(98)\)
Hardy hierarchy \(H_{\omega^\omega4+\omega^{98}}(100)\)
Slow-growing hierarchy \(g_{\Gamma_0}(5)\)


SpongeTechX's Googology World

See Also

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