Seseptuagintasescentillion

A seseptuagintasescentillion is equal to \(10^{2031}\) in the short scale and \(10^{4056}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 676th -illion number.
In the long scale, \(10^{2031}\) is called octotrigintatrecentilliard.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2031}\) (exact) 	\(1\times10^{2031}\) (exact)
Arrow notation 	\(10\uparrow 2031\) (exact) 	\(10\uparrow 2031\) (exact)
Steinhaus-Moser Notation 	712[3] 	713[3]
Chained arrow notation 	\(10\rightarrow 2031\) (exact) 	\(10\rightarrow 2031\) (exact)
Taro's multivariable Ackermann function	A(3,6743) 	A(3,6744)
BEAF & Bird's array notation 	{10,2031} (exact) 	{10,2031} (exact)
Hyper-E notation 	E2031 (exact) 	E2031 (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)(712) 	m(1)(713)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(6734)\) 	\(f_2(6735)\)
Hardy hierarchy 	\(H_{\omega^2}(6734)\) 	\(H_{\omega^2}(6735)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega 3+1}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega 3+1}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{4056}\) (exact) 	\(1\times10^{4056}\) (exact)
Arrow notation 	\(10\uparrow 4056\) (exact) 	\(10\uparrow 4056\) (exact)
Steinhaus-Moser Notation 	1302[3] 	1303[3]
Chained arrow notation 	\(10\rightarrow 4056\) (exact) 	\(10\rightarrow 4056\) (exact)
Taro's multivariable Ackermann function	A(3,13470) 	A(3,13471)
BEAF & Bird's array notation 	{10,4056} (exact) 	{10,4056} (exact)
Hyper-E notation 	E4056 (exact) 	E4056 (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)(1302) 	m(1)(1303)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(13460)\) 	\(f_2(13461)\)
Hardy hierarchy 	\(H_{\omega^2}(13460)\) 	\(H_{\omega^2}(13461)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 4+\omega 5+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 4+\omega 5+6}}(10)\) (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