Teterto-tethrafact

Teterto-tethrafact is equal to E100(#^^#)^#*(#^^#)^#*(#^^#)^#*(#^^#)^#100 in Extended Cascading-E Notation. The term was coined by Sbiis Saibian. This number belongs to the tethrathoth regiment.
== Etymology ==
The name of this number is based on the prefix "teterto-" and the number "tethrafact".
== Approximations in other notations ==
Notation 	Approximation
BEAF 	\(\{100,100(X \uparrow\uparrow X*X)(X \uparrow\uparrow X*X)(X \uparrow\uparrow X*X)(X \uparrow\uparrow X*X) 2\}\)Using particular notation \(\{a,b (A) 2\}\) with prime b.
Bird's array notation 	\(\{100,100 [2 \backslash 2] 1 [2 \backslash 2] 1 [2 \backslash 2] 1 [2 \backslash 2] 2\}\)
Fast-growing hierarchy	\(f_{\varepsilon_0^{\omega4}}(100)\)\(f_{\omega^{\omega^{\varepsilon_0+1}4}}(100)\)
Hardy hierarchy 	\(H_{\varepsilon_0^{\varepsilon_0^{\omega4}}}(100)\)
== Sources ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Extended Cascading-E numbers
Category:Epsilon level
Category:-thoth
Category:Tethrafact series