Pentoogol

Pentoogol (short for 'fifth googol' also called pentoogith, formerly petoogol) is equal to E100#####100 = E100######2 in Extended Hyper-E Notation.Sbiis Saibian's Ultimate Large Numbers List The term was coined by Sbiis Saibian. Pentoogol is comparable to Bowers' quintoogol.
== Etymology ==
The name "pentoogol" is based on the Greek prefix "pent-" and the number "googol".
The name "pentoogith" is a corruption of googol+fifth.
== Approximations in other notations ==
Notation 	Approximation
BEAF 	\(\{100,100,100,100,100,99\}\)
Hyperfactorial array notation	\(100![[1,100],98,3]\)
Fast-growing hierarchy 	\(f_{(\omega^3) 99}(100)\) \(\approx f_{\omega^4}(99)\)
Hardy hierarchy 	\(H_{\omega^{(\omega^3) 99}}(100)\) \(\approx H_{\omega^{\omega^4}}(99)\)
Slow-growing hierarchy 	\(g_{\varphi(99,0,0,0,0)}(100)\)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Googol series
Category:Polynomial omega level