Sesquadragintaoctingentillion

A sesquadragintaoctingentillion is equal to \(10^{2541}\) in the short scale and \(10^{5076}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 846th -illion number.
In the long scale, \(10^{2541}\) is called tresvigintiquadringentilliard.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2541}\) (exact) 	\(1\times10^{2541}\) (exact)
Arrow notation 	\(10\uparrow 2541\) (exact) 	\(10\uparrow 2541\) (exact)
Steinhaus-Moser Notation 	865[3] 	866[3]
Chained arrow notation 	\(10\rightarrow 2541\) (exact) 	\(10\rightarrow 2541\) (exact)
Taro's multivariable Ackermann function	A(3,8438) 	A(3,8439)
BEAF & Bird's array notation 	{10,2541} (exact) 	{10,2541} (exact)
Hyper-E notation 	E2541 (exact) 	E2541 (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)(865) 	m(1)(866)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(8427)\) 	\(f_2(8428)\)
Hardy hierarchy 	\(H_{\omega^2}(8427)\) 	\(H_{\omega^2}(8428)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega^2 5+\omega 4+1}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega^2 5+\omega 4+1}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{5076}\) (exact) 	\(1\times10^{5076}\) (exact)
Arrow notation 	\(10\uparrow 5076\) (exact) 	\(10\uparrow 5076\) (exact)
Steinhaus-Moser Notation 	1586[3] 	1587[3]
Chained arrow notation 	\(10\rightarrow 5076\) (exact) 	\(10\rightarrow 5076\) (exact)
Taro's multivariable Ackermann function	A(3,16859) 	A(3,16860)
BEAF & Bird's array notation 	{10,5076} (exact) 	{10,5076} (exact)
Hyper-E notation 	E5076 (exact) 	E5076 (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)(1586) 	m(1)(1587)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(16848)\) 	\(f_2(16849)\)
Hardy hierarchy 	\(H_{\omega^2}(16848)\) 	\(H_{\omega^2}(16849)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 5+\omega 7+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 5+\omega 7+6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers