Quinnonagintaoctingentillion

A quinnonagintaoctingentillion is equal to \(10^{2688}\) in the short scale and \(10^{5370}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 895th -illion number.
In the long scale, \(10^{2688}\) is called octoquadragintaquadringentillion.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{2688}\) (exact) 	\(1\times10^{2688}\) (exact)
Arrow notation 	\(10\uparrow 2688\) (exact) 	\(10\uparrow 2688\) (exact)
Steinhaus-Moser Notation 	908[3] 	909[3]
Chained arrow notation 	\(10\rightarrow 2688\) (exact) 	\(10\rightarrow 2688\) (exact)
Taro's multivariable Ackermann function	A(3,8926) 	A(3,8927)
BEAF & Bird's array notation 	{10,2688} (exact) 	{10,2688} (exact)
Hyper-E notation 	E2688 (exact) 	E2688 (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)(908) 	m(1)(909)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(8916)\) 	\(f_2(8917)\)
Hardy hierarchy 	\(H_{\omega^2}(8916)\) 	\(H_{\omega^2}(8917)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 2+\omega^2 6+\omega 8+8}}(10)\) (exact)	\(g_{\omega^{\omega^3 2+\omega^2 6+\omega 8+8}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{5370}\) (exact) 	\(1\times10^{5370}\) (exact)
Arrow notation 	\(10\uparrow 5370\) (exact) 	\(10\uparrow 5370\) (exact)
Steinhaus-Moser Notation 	1666[3] 	1667[3]
Chained arrow notation 	\(10\rightarrow 5370\) (exact) 	\(10\rightarrow 5370\) (exact)
Taro's multivariable Ackermann function	A(3,17835) 	A(3,17836)
BEAF & Bird's array notation 	{10,5370} (exact) 	{10,5370} (exact)
Hyper-E notation 	E5370 (exact) 	E5370 (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)(1666) 	m(1)(1667)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(17824)\) 	\(f_2(17825)\)
Hardy hierarchy 	\(H_{\omega^2}(17824)\) 	\(H_{\omega^2}(17825)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3 5+\omega^2 3+\omega 7}}(10)\) (exact)	\(g_{\omega^{\omega^3 5+\omega^2 3+\omega 7}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 1000 to 1000000 digits
Category:Tier 1 -illion numbers