Throopettol

is equal to E100####1,000,000,000,000,000 = E100####1015 in Extended Hyper-E Notation. The term was coined by .
== Approximations in other notations ==
Notation 	Approximation
Chained arrow notation 	\(100 \rightarrow_{10^{15}} 100\)
BEAF & Bird's array notation 	\(\{100,100,100,99,\{10,15\}-1\}\)
Hyperfactorial array notation	\(100![[1,99],10^{15}-2,2]\)
Fast-growing hierarchy 	\(f_{\omega^3}(10^{15})\)
Hardy hierarchy 	\(H_{\omega^{\omega^3}}(10^{15})\)
Slow-growing hierarchy 	\(g_{\varphi(\omega,0,0,0)}(10^{15})\)
== Sources ==
Category:Numbers
Category:Numbers by ARsygo
Category:Hyper-E numbers
Category:Googol series
Category:Quadratic omega level