Duooctogintillion

A duooctogintillion is equal to 10249 in America, or 10492 in the long scale by Conway and Guy's naming system.Conway and Guy. (1995) "The book of Numbers" Copernicus
In the long scale which is commonly used in France and Germany, 10249 is called unquadragintilliard.
==Approximations==
For short scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{249}\) 	\(1\times10^{249}\)
Arrow notation 	\(10\uparrow249\) 	\(10\uparrow249\)
Steinhaus-Moser Notation 	119[3] 	120[3]
Copy notation 	9[249] 	10[125]
Taro's multivariable Ackermann function	A(3,824) 	A(3,825)
Pound-Star Notation 	#*((557))*10 	#*((558))*10
BEAF 	{10,249} 	{10,249}
Hyper-E notation 	E249 	E249
Bashicu matrix system 	(0)(0)(0)(0)(0)(0)[7773] 	(0)(0)(0)(0)(0)(0)[7774]
Hyperfactorial array notation 	143! 	144!
Fast-growing hierarchy 	\(f_2(817)\) 	\(f_2(818)\)
Hardy hierarchy 	\(H_{\omega^2}(817)\) 	\(H_{\omega^2}(818)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^22+\omega4+9}}(10)\)	\(g_{\omega^{\omega^22+\omega4+9}}(10)\)
For long scale:
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1\times10^{492}\) 	\(1\times10^{492}\)
Arrow notation 	\(10\uparrow492\) 	\(10\uparrow492\)
Steinhaus-Moser Notation 	211[3] 	212[3]
Copy notation 	9[492] 	1[493]
Taro's multivariable Ackermann function	A(3,1631) 	A(3,1632)
Pound-Star Notation 	#*((21))*14 	#*((22))*14
BEAF 	{10,492} 	{10,492}
Hyper-E notation 	E492 	E492
Bashicu matrix system 	(0)(0)(0)(0)(0)(0)(0)[6978] 	(0)(0)(0)(0)(0)(0)(0)[6979]
Hyperfactorial array notation 	249! 	250!
Fast-growing hierarchy 	\(f_2(1623)\) 	\(f_2(1624)\)
Hardy hierarchy 	\(H_{\omega^2}(1623)\) 	\(H_{\omega^2}(1624)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^24+\omega9+2}}(10)\)	\(g_{\omega^{\omega^24+\omega9+2}}(10)\)
==List of prefixed numbers derived from octogintillion==
Name 	Short scale	Long scale
unoctogintillion 	10246 	10486
duooctogintillion 	10249 	10492
tresoctogintillion 	10252 	10498
quattuoroctogintillion	10255 	10504
quinoctogintillion 	10258 	10510
sexoctogintillion 	10261 	10516
septemoctogintillion 	10264 	10522
octooctogintillion 	10267 	10528
novemoctogintillion 	10270 	10534
== Sources ==
== See also ==
Category:Numbers
Category:Illion
Category:Class 2
Category:Octogintillion
Category:Powers of 10 with squarefree exponent
Category:Numbers with 101 to 999 digits