Deciducentillion

A deciducentillion is equal to \(10^{633}\) in the short scale and \(10^{1260}\) in the long scale by the and 's naming systemConway and Guy. (1995) "The book of Numbers" Copernicus as it is the 210th -illion number.
In the long scale, \(10^{633}\) is called quincentilliard.
==Approximations==
For the short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{633}\) (exact) 	\(1\times10^{633}\) (exact)
Arrow notation 	\(10\uparrow 633\) (exact) 	\(10\uparrow 633\) (exact)
Steinhaus-Moser Notation 	261[3] 	262[3]
Chained arrow notation 	\(10\rightarrow 633\) (exact) 	\(10\rightarrow 633\) (exact)
Taro's multivariable Ackermann function	A(3,2099) 	A(3,2100)
BEAF & Bird's array notation 	{10,633} (exact) 	{10,633} (exact)
Hyper-E notation 	E633 (exact) 	E633 (exact)
s(n) map 	\(s(1)^3(\lambda x.x+1)(8)\) 	\(s(1)^3(\lambda x.x+1)(9)\)
m(n) map 	m(1)(261) 	m(1)(262)
Bashicu matrix system 	(0)(0)(0)(0)(0)(0)(0)(0)(0)[17] 	(0)(0)(0)(0)(0)(0)(0)(0)(0)[18]
Fast-growing hierarchy 	\(f_2(2091)\) 	\(f_2(2092)\)
Hardy hierarchy 	\(H_{\omega^2}(2091)\) 	\(H_{\omega^2}(2092)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^2 6+\omega 3+3}}(10)\) (exact)	\(g_{\omega^{\omega^2 6+\omega 3+3}}(10)\) (exact)
For the long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{1260}\) (exact) 	\(1\times10^{1260}\) (exact)
Arrow notation 	\(10\uparrow 1260\) (exact) 	\(10\uparrow 1260\) (exact)
Steinhaus-Moser Notation 	471[3] 	472[3]
Chained arrow notation 	\(10\rightarrow 1260\) (exact) 	\(10\rightarrow 1260\) (exact)
Taro's multivariable Ackermann function	A(3,4182) 	A(3,4183)
BEAF & Bird's array notation 	{10,1260} (exact) 	{10,1260} (exact)
Hyper-E notation 	E1260 (exact) 	E1260 (exact)
s(n) map 	\(s(1)^3(\lambda x.x+1)(8)\) 	\(s(1)^3(\lambda x.x+1)(9)\)
m(n) map 	m(1)(471) 	m(1)(472)
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Fast-growing hierarchy 	\(f_2(4173)\) 	\(f_2(4174)\)
Hardy hierarchy 	\(H_{\omega^2}(4173)\) 	\(H_{\omega^2}(4174)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^3+\omega^2 2+\omega 6}}(10)\) (exact)	\(g_{\omega^{\omega^3+\omega^2 2+\omega 6}}(10)\) (exact)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Illion
Category:Numbers with 101 to 999 digits
Category:Powers of 10 with squarefree exponent
Category:Tier 1 -illion numbers