Bigrand tetrofaxul

The bigrand tetrofaxul is equal to (((...(((200!2)!2)!2)!2)...)!2 (with grand tetrofaxul ()'s) in Hyperfactorial array notation. The term was coined by Lawrence Hollom.Lawrence Hollom's large number site
=== Etymology ===
The name of this number is based on prefix "bi-" and the number "grand tetrofaxul".
===Approximations in other notations===
Notation 	Approximation
Hyper-E notation 	\(\textrm{E}10\#10\#197\#(\textrm{E}10\#10\#197)\#3\)
Up-arrow notation 	\(10 \uparrow\uparrow\uparrow\uparrow 10 \uparrow\uparrow\uparrow\uparrow 10 \uparrow\uparrow\uparrow 198\)
Chained arrow notation	
\(10 \rightarrow (10 \rightarrow (10 \rightarrow 198 \rightarrow 3) \rightarrow 4)\rightarrow 4\)
BEAF 	\(\{10,\{10,\{10,198,3\},4\},4\}\)
Fast-growing hierarchy	
\(f_5(f_5(f_4(200))))\)
Hardy hierarchy 	\(H_{(\omega^5)2+\omega^4}(200)\)
Slow-growing hierarchy	
\(g_{\eta_{\eta_{\zeta_{0}}}}(200)\)
===Sources===
=== See also ===
Category:Numbers
Category:Numbers by Lawrence Hollom
Category:Factorial numbers
Category:Up-arrow notation level
Category:Powers of 200