Petagiaxul

Petagiaxul is equal to teragiaxul![200] or (((((200![200])![200])![200])![200])![200])![200], using 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 "peta-" and the number "giaxul".
== Approximations in other notations ==
Notation 	Approximation
Hyper-E notation 	\(\textrm E200\#\#200\#6\)
Chained arrow notation 	\(200\rightarrow200\rightarrow7\rightarrow201\)
BEAF 	\(\{200,7,200,2\}\)
Fast-growing hierarchy 	\(f_{\omega+199}^6(200)\)
Hardy hierarchy 	\(H_{\omega^{\omega+199}6}(200)\)
Slow-growing hierarchy (using this system of fundamental sequences)	\(g_{\varphi(1,199,0)}(6)\)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Lawrence Hollom
Category:Factorial numbers
Category:Powers of 200
Category:Linear omega level