Ogolbit

An ogolbit is equal to 440 = 280 = 1,208,925,819,614,629,174,706,176. The term was coined by Sbiis Saibian. This number is also called a hexadecimal-guppy, since this number is equal to 1620.
It is approximately 1.209 septillion in short scale or 1.209 quadrillion in long scale. It is 25 digits long.
== Etymology ==
The name is derived from ogol and the word bit.
== Approximations ==
Notation 	Lower bound 	Upper bound
Scientific notation 	\(1.208\times10^{24}\) 	\(1.209\times10^{24}\)
Arrow notation 	\(2\uparrow80\) 	\(2\uparrow80\)
Steinhaus-Moser Notation 	18[3] 	19[3]
Copy notation 	1[25] 	2[25]
Taro's multivariable Ackermann function	A(3,77) 	A(3,78)
Pound-Star Notation 	#*(5,4,3,3)*5 	#*(6,4,3,3)*5
BEAF 	{2,80} 	{2,80}
Bashicu matrix system 	(0)(0)(0)[1024] 	(0)(0)(0)[1024]
Hyperfactorial array notation 	24! 	25!
Fast-growing hierarchy 	\(f_2(73)\) 	\(f_2(74)\)
Hardy hierarchy 	\(H_{\omega^2}(73)\) 	\(H_{\omega^2}(74)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^22+\omega2}}(4)\)	\(g_{\omega^{\omega^22+\omega2}}(4)\)
== Sources ==
== See also ==
Category:Numbers
Category:Class 2
Category:Numbers by Sbiis Saibian
Category:Powers of 2
Category:Numbers with 7 to 29 digits
Category:Guppy regiment