Undecicentillion

An undecicentillion is equal to \(10^{336}\) in the short scale and \(10^{666}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 111th -illion number.
In the long scale, \(10^{336}\) is called sesquinquagintillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{336}\) 	\(1\times10^{336}\)
Arrow notation 	\(10\uparrow 336\) 	\(10\uparrow 336\)
Taro's multivariable Ackermann function	A(3,1113) 	A(3,1114)
BEAF 	{10,336} 	{10,336}
Hyper-E notation 	E336 	E336
Fast-growing hierarchy 	\(f_2(1106)\) 	\(f_2(1107)\)
Hardy hierarchy 	\(H_{\omega^2}(1106)\)	\(H_{\omega^2}(1107)\)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{666}\) 	\(1\times10^{666}\)
Arrow notation 	\(10\uparrow 666\) 	\(10\uparrow 666\)
Taro's multivariable Ackermann function	A(3,2209) 	A(3,2210)
BEAF 	{10,666} 	{10,666}
Hyper-E notation 	E666 	E666
Fast-growing hierarchy 	\(f_2(2201)\) 	\(f_2(2202)\)
Hardy hierarchy 	\(H_{\omega^2}(2201)\)	\(H_{\omega^2}(2202)\)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 101 to 999 digits
Category:Tier 1 -illion numbers