Octogintoogol

Octogintoogol is equal to \(\{\underbrace{10, 10, 10, 10, 10, \dots , 10, 10, 10, 10, 10}_{80\text{ tens}}, 100\}\). This term was coined by YouTuber Douglas Shamlin Jr.D. Shamlin Jr., Ultimate List of Large Numbers - Part 1 of 4 | The Beginning! (Reuploaded by Dr2xmillion). Accessed 2022-05-30.
== Etymology ==
The name of the number is based on the numbers "octogintillion" and "googol".
==Approximations==
Notation 	Approximation
Extended Hyper-E notation	\(E10\#^{81}101\)
Bird's array notation 	\(\{\underbrace{10, 10, 10, 10, 10, \dots , 10, 10, 10, 10, 10}_{80\text{ tens}}, 100\}\) (exact)
Fast-growing hierarchy 	\(f_{\omega^{79}}(100)\)
Hardy hierarchy 	\(H_{\omega^{(\omega^{79})}}(100)\)
==Sources==
Category:Numbers
Category:BEAF
Category:Polynomial omega level
Category:5+ linear
Category:Videos