Exto-tethrathoth

The exto-tethrathoth is equal to E100(#^^#)^#6 using Extended Cascading-E Notation. The term was coined by Sbiis Saibian.
== Etymology ==
The name of this number is based on the prefix "exto-" and the number "tethrathoth".
== Approximations in other notations ==
Notation 	Approximation
Hyperfactorial array notation 	\(100![1,1,6,1,2]\)
X-Sequence Hyper-Exponential Notation	\(100\{(X\uparrow\uparrow X)^{6}\}100\)
Fast-growing hierarchy 	\(f_{\varepsilon_0^6}(100)\)
Hardy hierarchy 	\(H_{\varepsilon_0^{\varepsilon_0^5}}(100)\)
Slow-growing hierarchy 	\(g_{\vartheta(\varepsilon_{\Omega2}^5\varepsilon_{\Omega+1})}(100)\)
== Sources ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Epsilon level