Fugaseven

Fugaseven is equal to \(7^{7^{6}} \approx 8.695801896 \times 10^{99,424}\), or \(7 \downarrow \downarrow 7\) using down-arrow notation. The name is formed by applying the fuga- prefix to 7. It has exactly 99,425 digits, almost as many digits as a googolgong.
== Decimal expansion ==
==Approximations==
Notation 	Lower bound 	Upper bound
Scientific notation 	\(8.695\times10^{99\,424}\) 	\(8.696\times10^{99\,424}\)
Arrow notation 	\(7\uparrow7\uparrow6\) 	\(7\uparrow7\uparrow6\)
Steinhaus-Moser Notation 	5[3][3] 	6[3][3]
Copy notation 	8[8[5]] 	9[9[5]]
Taro's multivariable Ackermann function	A(3,330279) 	A(3,330280)
Pound-Star Notation 	#*((6029))*146 	#*((6030))*146
BEAF 	{7,{7,6}} 	{7,{7,6}}
Hyper-E notation 	E[7]6#2 	E[7]6#2
Bashicu matrix system 	(0)(1)[3] 	(0)(1)[4]
Hyperfactorial array notation 	(7!)! 	(8!)!
Fast-growing hierarchy 	\(f_2(f_2(14))\) 	\(f_2(f_2(15))\)
Hardy hierarchy 	\(H_{\omega^22}(14)\) 	\(H_{\omega^22}(15)\)
Slow-growing hierarchy 	\(g_{\omega^{\omega^6}}(7)\)	\(g_{\omega^{\omega^6}}(7)\)
== See also ==
Category:Numbers
Category:Class 2
Category:Powers of 7
Category:Numbers with 1000 to 1000000 digits
Category:Fuga-