Gigahexofaxul

The gigahexofaxul is equal to megahexofaxul!4 or (((200!4)!4)!4)!4 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 SI prefix "giga-" and the number "hexofaxul".
===Approximations in other notations===
Notation 	Approximation
Hyper-E notation 	\(E10\#10\#10\#10\#198\#4\)
Up-arrow notation 	\(10 \uparrow^5 (10 \uparrow^5 (10 \uparrow^5 (10 \uparrow^5 198)))\)
Chained arrow notation	\(10 \rightarrow (10 \rightarrow (10 \rightarrow (10 \rightarrow 198 \rightarrow 5) \rightarrow 5) \rightarrow 5) \rightarrow 5\)
BEAF 	\(\{10,\{10,\{10,\{10,198,5\},5\},5\},5\}\)
Fast-growing hierarchy	\(f_6(f_6(f_6(f_6(200))))\)
Hardy hierarchy 	\(H_{(\omega^6)4}(200)\)
Slow-growing hierarchy	\(g_{\varphi(4,\varphi(4,\varphi(4,\varphi(4,0))))}(200)\)
===Sources===
=== See also ===
Category:Numbers
Category:Numbers by Lawrence Hollom
Category:Factorial numbers
Category:Up-arrow notation level
Category:Powers of 200