Sesvigintiquingentillion

A sesvigintiquingentillion is equal to \(10^{1581}\) in the short scale and \(10^{3156}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 526th -illion number.
In the long scale, \(10^{1581}\) is called tresexagintaducentilliard.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{1581}\) (exact) 	\(1\times10^{1581}\) (exact)
Arrow notation 	\(10\uparrow 1581\) (exact) 	\(10\uparrow 1581\) (exact)
Steinhaus-Moser Notation 	573[3] 	574[3]
Chained arrow notation 	\(10\rightarrow 1581\) (exact) 	\(10\rightarrow 1581\) (exact)
Taro's multivariable Ackermann function	A(3,5248) 	A(3,5249)
BEAF & Bird's array notation 	{10,1581} (exact) 	{10,1581} (exact)
Hyper-E notation 	E1581 (exact) 	E1581 (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)(573) 	m(1)(574)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(5239)\) 	\(f_2(5240)\)
Hardy hierarchy 	\(H_{\omega^2}(5239)\) 	\(H_{\omega^2}(5240)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3+\omega^2 5+\omega 8+1}}(10)\) (exact)	\(g_{\omega^{\omega^3+\omega^2 5+\omega 8+1}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{3156}\) (exact) 	\(1\times10^{3156}\) (exact)
Arrow notation 	\(10\uparrow 3156\) (exact) 	\(10\uparrow 3156\) (exact)
Steinhaus-Moser Notation 	1045[3] 	1046[3]
Chained arrow notation 	\(10\rightarrow 3156\) (exact) 	\(10\rightarrow 3156\) (exact)
Taro's multivariable Ackermann function	A(3,10481) 	A(3,10482)
BEAF & Bird's array notation 	{10,3156} (exact) 	{10,3156} (exact)
Hyper-E notation 	E3156 (exact) 	E3156 (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)(1045) 	m(1)(1046)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(10470)\) 	\(f_2(10471)\)
Hardy hierarchy 	\(H_{\omega^2}(10470)\) 	\(H_{\omega^2}(10471)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 3+\omega^2+\omega 5+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 3+\omega^2+\omega 5+6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Powers of 10 with squarefree exponent
Category:Tier 1 -illion numbers