Pentalogue

Pentalogue is equal to E1#5 = EEEEE1 = 10^10^10^10^10 = 1010101010, using Hyper-E notation.Sbiis Saibian, Hyper-E Numbers - Large NumbersSbiis Saibian's Ultimate Finite Numbers List Part I The term was coined by Sbiis Saibian. This number belongs to the guppy regiment.
Aarex Tiaokhiao calls this number qignol.Part 1 (LAN) - Aarex Googology
Username5243 calls this number dooqnol, and it's equal to 10[2]5 in Username5243's Array Notation.Part 1 - My Large Numbers
== Etymology ==
The name of this number is based on Greek prefix "penta-" and the word "logarithm".
== Approximate -illion name ==
Using Jonathan Bowers' -illion series, some approximate -illion name terms for pentalogue are:
== Approximations in other notations ==
Notation 	Approximation
Exponentiation 	\(10^{10^{10^{10^{10}}}}\) (exact)
Up-arrow notation 	\(10 \uparrow\uparrow 5\) (exact)
Chained arrow notation 	\(10 \rightarrow 5 \rightarrow 2\) (exact)
Notation Array 	\((10\{2,2\}5)\) (exact)
BEAF 	\(\{10,5,2\}\) (exact)
Hyperfactorial Array Notation	\(8!1\)
Fast-growing hierarchy 	\(f^{4}_2(30)\)
Tetration 	\(^{5}10\) (exact)
Hardy hierarchy 	\(H_{(\omega^2) 4}(28)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^{\omega^{\omega^\omega}}}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Class 5
Category:3 entry linear
Category:Greek-based name
Category:-logue
Category:Doogol Regiment
zh:Pentalogue