Vigesimal-googol

A vigesimal-googol is equal to 20100 ≒ 1.267651×10130 or approximately 12.68 duoquadragintillion in short scale. The term was coined by Sbiis Saibian. It is 131 digits long.
SuperJedi224 calls this number Vigesigol.Bingol Series - Almost Infinite
== Decimal expansion ==
== Approximations ==
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1.267\times10^{130}\) 	\(1.268\times10^{130}\)
Arrow notation 	\(20\uparrow100\) 	\(20\uparrow100\)
Steinhaus-Moser Notation 	70[3] 	71[3]
Copy notation 	1[131] 	2[131]
Chained arrow notation 	\(20\rightarrow100\) 	\(20\rightarrow100\)
Taro's multivariable Ackermann function	A(3,429) 	A(3,430)
Pound-Star Notation 	#*(7,11,7,0,9,5,4,3)*9 	#*(8,11,7,0,9,5,4,3)*9
PlantStar's Debut Notation 	[77] 	[78]
BEAF 	{20,100} 	{20,100}
Bashicu matrix system 	(0)(0)(0)(0)(0)[11633] 	(0)(0)(0)(0)(0)[11634]
Bird's array notation 	{20,100} 	{20,100}
Hyperfactorial array notation 	85! 	86!
Strong array notation 	s(20,100) 	s(20,100)
Fast-growing hierarchy 	\(f_2(423)\) 	\(f_2(424)\)
Hardy hierarchy 	\(H_{\omega^2}(423)\) 	\(H_{\omega^2}(424)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega5}}(20)\)	\(g_{\omega^{\omega5}}(20)\)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Numbers by Sbiis Saibian
Category:Googol series
Category:Numbers with 101 to 999 digits
Category:Powers of 20
Category:Guppy regiment