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Googology Wiki

The ex-tritillion is equal to H(36) = H(729) = 102,190, where H(x) = 103x+3.[1] It is called novemvigintiseptingentillion in the short scale. The term was coined by SuperJedi224.


Notation Lower bound Upper bound
Scientific notation \(1\times10^{2\,190}\)
Arrow notation \(10\uparrow2\,190\)
Steinhaus-Moser Notation 760[3] 761[3]
Copy notation 9[2190] 1[2191]
Taro's multivariable Ackermann function A(3,7272) A(3,7273)
Pound-Star Notation #*((3965))*26 #*((3966))*26
BEAF {10,2190}
Hyper-E notation E2,190
Bashicu matrix system (0)(1)[3] (0)(1)[4]
Hyperfactorial array notation 872! 873!
Fast-growing hierarchy \(f_2(7\,262)\) \(f_2(7\,263)\)
Hardy hierarchy \(H_{\omega^2}(7\,262)\) \(H_{\omega^2}(7\,263)\)
Slow-growing hierarchy \(g_{\omega^{\omega^32+\omega^2+\omega9}}(10)\)


See also

Numbers By SuperJedi224

Fibonacci Numbers

Pound-Star Notation

Based on the Faxul

Googovipleccix family

Graham Sequence Numbers

-Illion numbers

"-Illion" numbers by SuperJedi224