Googoldeciplex

The googoldeciplex (also known as googoldekaplex or googolplexplexplexplexplexplexplexplexplexplex) is equal to E100#11 = EEEEEEEEEEE100 in Hyper-E notation.Pointless Googolplex Stuffs - Googol-n-plex numbers (retrieved March 19, 2024)Plexing googols - Google Docs (retrieved March 19, 2024)
It is also equal to , or a 1 followed by a googolnoniplex (googolplexplexplexplexplexplexplexplexplex) zeroes. It is +1 digits long.
Writing down the full decimal expansion would take 10-6 books of 400 pages each, with 2,500 digits on each page (except for the first, which would have 2,501). 
== Etymology ==
The name of this number is based on SI prefix "deci-" and the number "googolplex".
== Approximations in other notations ==
Notation 	Approximation
Up-arrow notation 	\(57 \uparrow \uparrow 12\)
Chained arrow notation 	\(57 \rightarrow 12 \rightarrow 2 \)
Hyper-E notation 	\(\textrm{E}100\#11\) (exact)
Hyperfactorial array notation	\(15!1\)
BEAF 	\(\{57,12,2\}\)
Fast-growing hierarchy 	\(f^{11}_2(326)\) ~ \(f_3(11)\)
Hardy hierarchy 	\(H_{\omega^2{11}}(324)\)
Slow-growing hierarchy 	\(g_{\varepsilon_0}(12)\)
== Sources ==
== See also ==
ja:グーゴルデシプレックス
Category:Numbers
Category:Numbers by Sbiis Saibian
Category:Hyper-E numbers
Category:Tetration level
Category:Googol series