Unquadragintanongentillion

An unquadragintanongentillion is equal to \(10^{2826}\) in the short scale and \(10^{5646}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 941st -illion number.
In the long scale, \(10^{2826}\) is called unseptuagintaquadringentillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2826}\) (exact) 	\(1\times10^{2826}\) (exact)
Arrow notation 	\(10\uparrow 2826\) (exact) 	\(10\uparrow 2826\) (exact)
Steinhaus-Moser Notation 	949[3] 	950[3]
Chained arrow notation 	\(10\rightarrow 2826\) (exact) 	\(10\rightarrow 2826\) (exact)
Taro's multivariable Ackermann function	A(3,9384) 	A(3,9385)
BEAF & Bird's array notation 	{10,2826} (exact) 	{10,2826} (exact)
Hyper-E notation 	E2826 (exact) 	E2826 (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)(949) 	m(1)(950)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(9374)\) 	\(f_2(9375)\)
Hardy hierarchy 	\(H_{\omega^2}(9374)\) 	\(H_{\omega^2}(9375)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega^2 8+\omega 2+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega^2 8+\omega 2+6}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{5646}\) (exact) 	\(1\times10^{5646}\) (exact)
Arrow notation 	\(10\uparrow 5646\) (exact) 	\(10\uparrow 5646\) (exact)
Steinhaus-Moser Notation 	1742[3] 	1743[3]
Chained arrow notation 	\(10\rightarrow 5646\) (exact) 	\(10\rightarrow 5646\) (exact)
Taro's multivariable Ackermann function	A(3,18752) 	A(3,18753)
BEAF & Bird's array notation 	{10,5646} (exact) 	{10,5646} (exact)
Hyper-E notation 	E5646 (exact) 	E5646 (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)(1742) 	m(1)(1743)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(18741)\) 	\(f_2(18742)\)
Hardy hierarchy 	\(H_{\omega^2}(18741)\) 	\(H_{\omega^2}(18742)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 5+\omega^2 6+\omega 4+6}}(10)\) (exact)	\(g_{\omega^{\omega^3 5+\omega^2 6+\omega 4+6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers