Unsexagintaquadringentillion

An unsexagintaquadringentillion is equal to \(10^{1386}\) in the short scale and \(10^{2766}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 461st -illion number.
In the long scale, \(10^{1386}\) is called untrigintaducentillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{1386}\) (exact) 	\(1\times10^{1386}\) (exact)
Arrow notation 	\(10\uparrow 1386\) (exact) 	\(10\uparrow 1386\) (exact)
Steinhaus-Moser Notation 	511[3] 	512[3]
Chained arrow notation 	\(10\rightarrow 1386\) (exact) 	\(10\rightarrow 1386\) (exact)
Taro's multivariable Ackermann function	A(3,4601) 	A(3,4602)
BEAF & Bird's array notation 	{10,1386} (exact) 	{10,1386} (exact)
Hyper-E notation 	E1386 (exact) 	E1386 (exact)
s(n) map 	\(s(1)^3(\lambda x.x+1)(8)\) 	\(s(1)^3(\lambda x.x+1)(9)\)
m(n) map 	m(1)(511) 	m(1)(512)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(4592)\) 	\(f_2(4593)\)
Hardy hierarchy 	\(H_{\omega^2}(4592)\) 	\(H_{\omega^2}(4593)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3+\omega^2 3+\omega 8+6}}(10)\) (exact)	\(g_{\omega^{\omega^3+\omega^2 3+\omega 8+6}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2766}\) (exact) 	\(1\times10^{2766}\) (exact)
Arrow notation 	\(10\uparrow 2766\) (exact) 	\(10\uparrow 2766\) (exact)
Steinhaus-Moser Notation 	931[3] 	932[3]
Chained arrow notation 	\(10\rightarrow 2766\) (exact) 	\(10\rightarrow 2766\) (exact)
Taro's multivariable Ackermann function	A(3,9185) 	A(3,9186)
BEAF & Bird's array notation 	{10,2766} (exact) 	{10,2766} (exact)
Hyper-E notation 	E2766 (exact) 	E2766 (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)(931) 	m(1)(932)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(9175)\) 	\(f_2(9176)\)
Hardy hierarchy 	\(H_{\omega^2}(9175)\) 	\(H_{\omega^2}(9176)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega^2 7+\omega 6+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega^2 7+\omega 6+6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers