Grand Penthrathoth

The grand penthrathoth is equal to E100#^^^#^#100#2 in Nested Cascading-E Notation.Aarex's Large Numbers The term was coined by Aarex Tiaokhiao.
=== Etymology ===
The name of this number is based on the word "grand" and the number "penthrathoth".
=== Approximations in other notations ===
Notation 	Approximation
Bird's array notation 	\(\{100,\text{penthrathoth} [1 \backslash 1 \backslash 2] 2\}\)
Hyperfactorial array notation	\((100![1,1,1,1,1,2])![1,1,1,1,1,2]\)
Fast-growing hierarchy 	\(f_{\zeta_0}(f_{\zeta_0}(99))\)
Hardy hierarchy 	\(H_{\zeta_02}(100)\)
Slow-growing hierarchy 	\(g_{\vartheta(\zeta_{\Omega+1},\vartheta(\zeta_{\Omega+1}))}(100)\)
=== Sources ===
===See also===
Category:Numbers
Category:Numbers by Aarex Tiaokhiao
Category:Nested Cascading-E numbers
Category:Binary phi level
Category:-thoth