Etillion (CompactStar)

Etillion (formerly Neatillion) is equal to \(10^{3\times 10^{3\times 10^{3\times 10^{3,000,000,000}}}+3}\).https://integralview.wordpress.com/2020/10/01/extended-tier-4-to-6-illions/ The term was coined by Nirvana Supermind.
=== Approximations in other notations ===
Notation 	Approximation
Fast-growing hierarchy	\(f^5_2(28)\)
== Sources ==
https://integralview.wordpress.com/2020/10/01/extended-tier-4-to-6-illions/https://nirvanasupermind.github.io/googology/zillion-notation-numbers.html
== See also ==
Category:Numbers
Category:Tetration level
Category:Illion