Googology Wiki
Googology Wiki

Dek-bitillion is equal to H(210) = H(1,024) = 103,075, where H(x) = 103x+3.[1] The term was coined by SuperJedi224.

Sbiis Saibian coined milli-quattuorvigintillion for this number, using the generalization of Jonathan Bowers' -illions.[2]


Notation Lower bound Upper bound
Scientific notation \(1\times10^{3\,075}\)
Arrow notation \(10\uparrow3\,075\)
Steinhaus-Moser Notation 1,021[3] 1,022[3]
Copy notation 9[3075] 10[1538]
Taro's multivariable Ackermann function A(3,10211) A(3,10212)
Pound-Star Notation #*((7))*31 #*((8))*31
BEAF {10,3075}
Hyper-E notation E3,075
Bashicu matrix system (0)(1)[3] (0)(1)[4]
Hyperfactorial array notation 1,167! 1,168!
Fast-growing hierarchy \(f_2(10\,201)\) \(f_2(10\,202)\)
Hardy hierarchy \(H_{\omega^2}(10\,201)\) \(H_{\omega^2}(10\,202)\)
Slow-growing hierarchy \(g_{\omega^{\omega^33+\omega7+5}}(10)\)


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