Hecato-tethratope

Hecato-tethratope or tethratopofact is equal to E100(#^^#^#)^#100 in Extended Cascading-E Notation. The term was coined by Sbiis Saibian. This number belongs to the tethratope regiment.
==Approximations==
Notation 	Approximation
Bird's array notation 	{100,100[2[2¬2]2]2}
Fast-growing hierarchy	\(f_{\omega^{\omega^{\varphi(\omega,0)+1}} }(100)\)
==Sources==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Binary phi level
Category:Extended Cascading-E numbers