Ecetonduthrex

Ecetonduthrex is equal to E303#1#1#3, 
using Hyper-E notation. The term was coined by Sbiis Saibian. This number belongs to the greagol regiment.
== Approximations in other notations ==
Notation 	Approximation
Arrow notation 	\(100 \uparrow\uparrow\uparrow 100 \uparrow\uparrow\uparrow 10 \uparrow 303\)
Chained arrow notation 	\(100 \rightarrow (100 \rightarrow 10^{303} \rightarrow 3) \rightarrow 3 \)
Hyperfactorial array notation	\(((168!)!2)!2\)
BEAF & Bird's array notation 	\(\{100,\{100,\{10,303\},3\},3\}\)
Fast-growing hierarchy 	\(f_4^2(f_2(996))\)
Hardy hierarchy 	\(H_{\omega^4 \times 2+\omega^2}(996)\)
Slow-growing hierarchy 	\(g_{\zeta_{\zeta_{\omega^\omega}}}(155)\)
== Sources ==
== See also ==
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Up-arrow notation level
Category:Eceton series
Category:Greagol regiment