Heptfactor

Heptfactor is equal to 100!7 using Extensible ! Notation. The term was coined by YabuszkoYabuszko, Extensible ! Notation. This number is comparable to gagol and gaspgol. 
== Etymology ==
The name of this number is based on Greek prefix "hepta-" and the factor.
==Approximations==
Notation 	Approximation
Arrow notation 	\(82\uparrow^7101\)
Chained Arrow Notation 	\(82 \rightarrow 101 \rightarrow 7\)
BEAF 	\(\{82,101,7\}\)
Hyper-E notation 	
\(E160\#100\#\#6\)
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 	\(g_{\varphi(6,0)}(100)\)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Yabuszko
Category:Factorial numbers
Category:Up-arrow notation level
Category:Orders of symmetric groups