Unnonagintaquingentillion

An unnonagintaquingentillion is equal to \(10^{1776}\) in the short scale and \(10^{3546}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 591st -illion number.
In the long scale, \(10^{1776}\) is called senonagintaducentillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{1776}\) (exact) 	\(1\times10^{1776}\) (exact)
Arrow notation 	\(10\uparrow 1776\) (exact) 	\(10\uparrow 1776\) (exact)
Steinhaus-Moser Notation 	633[3] 	634[3]
Chained arrow notation 	\(10\rightarrow 1776\) (exact) 	\(10\rightarrow 1776\) (exact)
Taro's multivariable Ackermann function	A(3,5896) 	A(3,5897)
BEAF & Bird's array notation 	{10,1776} (exact) 	{10,1776} (exact)
Hyper-E notation 	E1776 (exact) 	E1776 (exact)
s(n) map 	\(s(1)^3(\lambda x.x+1)(9)\) 	\(s(1)^3(\lambda x.x+1)(10)\)
m(n) map 	m(1)(633) 	m(1)(634)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(5887)\) 	\(f_2(5888)\)
Hardy hierarchy 	\(H_{\omega^2}(5887)\) 	\(H_{\omega^2}(5888)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3+\omega^2 7+\omega 7+6}}(10)\) (exact)	\(g_{\omega^{\omega^3+\omega^2 7+\omega 7+6}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{3546}\) (exact) 	\(1\times10^{3546}\) (exact)
Arrow notation 	\(10\uparrow 3546\) (exact) 	\(10\uparrow 3546\) (exact)
Steinhaus-Moser Notation 	1157[3] 	1158[3]
Chained arrow notation 	\(10\rightarrow 3546\) (exact) 	\(10\rightarrow 3546\) (exact)
Taro's multivariable Ackermann function	A(3,11776) 	A(3,11777)
BEAF & Bird's array notation 	{10,3546} (exact) 	{10,3546} (exact)
Hyper-E notation 	E3546 (exact) 	E3546 (exact)
s(n) map 	\(s(1)^3(\lambda x.x+1)(10)\) 	\(s(1)^3(\lambda x.x+1)(11)\)
m(n) map 	m(1)(1157) 	m(1)(1158)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(11766)\) 	\(f_2(11767)\)
Hardy hierarchy 	\(H_{\omega^2}(11766)\) 	\(H_{\omega^2}(11767)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 3+\omega^2 5+\omega 4+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 3+\omega^2 5+\omega 4+6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers