Fugaeight

Fugaeight is equal to 887, or \(8 \downarrow \downarrow 8\) using down-arrow notation. The name is formed by applying the fuga- prefix to 8. It has exactly 1,893,917 digits. It is approximately 9.3843*101,893,916 in scientific notation.
==Decimal expansion==
See Fugaeight/decimal.
==Approximations==
Notation 	Lower bound 	Upper bound
Scientific notation 	\(9.384\times10^{1\,893\,916}\)	\(9.385\times10^{1\,893\,916}\)
Arrow notation 	\(8\uparrow8\uparrow7\) 	\(8\uparrow8\uparrow7\)
Steinhaus-Moser Notation 	6[3][3] 	7[3][3]
Copy notation 	1[1[7]] 	2[2[7]]
Taro's multivariable Ackermann function	A(3,A(3,19)) 	A(3,A(3,20))
Pound-Star Notation 	#*((630285))*569 	#*((630286))*569
BEAF 	{8,{8,7}} 	{8,{8,7}}
Hyper-E notation 	E[8]7#2 	E[8]7#2
Bashicu matrix system 	(0)(1)[4] 	(0)(1)[5]
Hyperfactorial array notation 	(9!)! 	(10!)!
Fast-growing hierarchy 	\(f_2(f_2(18))\) 	\(f_2(f_2(19))\)
Hardy hierarchy 	\(H_{\omega^22}(18)\) 	\(H_{\omega^22}(19)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^7}}(8)\) 	\(g_{\omega^{\omega^7}}(8)\)
== See also ==
== Sources ==
Category:Numbers
Category:Class 3
Category:Powers of 2
Category:Lower class 3
Category:Fuga-