The Heptfactor is equal to 100!7 using Extensible ! Notation. The term was coined by Yabuszko[1]. This number is comparable to gagol and gaspgol.

Visual representation of heptfactor


The name of this number is based on Greek prefix "hepta-" and the factor.


Notation Approximation
Arrow notation \(82\uparrow^7101\)
Chained Arrow Notation \(82 \rightarrow 101 \rightarrow 7\)
BEAF \(\{82,101,7\}\)
Hyper-E notation


Hyperfactorial Array Notation \(103!6\)
Strong array notation \(s(82,101,7)\)
Nested Factorial Notation \(100![7]\)
Fast-growing hierarchy \(f_8(100)\)
Hardy hierarchy \(H_{\omega^8}(100)\)
Slow-growing hierarchy \(g_{\varphi(6,0)}(100)\)


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