Septenquadragintaseptingentillion

A septenquadragintaseptingentillion is equal to \(10^{2244}\) in the short scale and \(10^{4482}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 747th -illion number.
In the long scale, \(10^{2244}\) is called quattuorseptuagintatrecentillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2244}\) (exact) 	\(1\times10^{2244}\) (exact)
Arrow notation 	\(10\uparrow 2244\) (exact) 	\(10\uparrow 2244\) (exact)
Steinhaus-Moser Notation 	776[3] 	777[3]
Chained arrow notation 	\(10\rightarrow 2244\) (exact) 	\(10\rightarrow 2244\) (exact)
Taro's multivariable Ackermann function	A(3,7451) 	A(3,7452)
BEAF & Bird's array notation 	{10,2244} (exact) 	{10,2244} (exact)
Hyper-E notation 	E2244 (exact) 	E2244 (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)(776) 	m(1)(777)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(7441)\) 	\(f_2(7442)\)
Hardy hierarchy 	\(H_{\omega^2}(7441)\) 	\(H_{\omega^2}(7442)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega^2 2+\omega 4+4}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega^2 2+\omega 4+4}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{4482}\) (exact) 	\(1\times10^{4482}\) (exact)
Arrow notation 	\(10\uparrow 4482\) (exact) 	\(10\uparrow 4482\) (exact)
Steinhaus-Moser Notation 	1421[3] 	1422[3]
Chained arrow notation 	\(10\rightarrow 4482\) (exact) 	\(10\rightarrow 4482\) (exact)
Taro's multivariable Ackermann function	A(3,14885) 	A(3,14886)
BEAF & Bird's array notation 	{10,4482} (exact) 	{10,4482} (exact)
Hyper-E notation 	E4482 (exact) 	E4482 (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)(1421) 	m(1)(1422)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(14875)\) 	\(f_2(14876)\)
Hardy hierarchy 	\(H_{\omega^2}(14875)\) 	\(H_{\omega^2}(14876)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 4+\omega^2 4+\omega 8+2}}(10)\) (exact)	\(g_{\omega^{\omega^3 4+\omega^2 4+\omega 8+2}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers