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The vigintyllion is equal to \(10^{2^{22}}=10^{4,194,304}\) in the myriad system[1][2][3], or 10 squared 22 times.

Names in -illion systems[]

According to Landon Curt Noll's The English name of a number, vigintyllion is also known as:

ten milliamilliatrecenoctononaginmilliacentillion

Approximations in other notations[]

Notation Lower bound Upper bound
Scientific notation \(1\times10^{4,194,304}\)
Arrow notation \(10\uparrow2\uparrow22\)
Steinhaus-Moser Notation 6[3][3] 7[3][3]
Copy notation 3[3[7]] 4[4[7]]
Taro's multivariable Ackermann function A(3,A(3,20)) A(3,A(3,21))
Pound-Star Notation #*((268))*825 #*((269))*825
BEAF {10,{2,22}}
Hyper-E notation EE[2]22
Bashicu matrix system (0)(1)[4] (0)(1)[5]
Hyperfactorial array notation (9!)! (10!)!
Fast-growing hierarchy \(f_2(f_2(19))\) \(f_2(f_2(20))\)
Hardy hierarchy \(H_{\omega^22}(19)\) \(H_{\omega^22}(20)\)
Slow-growing hierarchy \(g_{\omega^{\omega^64+\omega^5+\omega^49+\omega^34+\omega^23+4}}(10)\)

Sources[]

See also[]

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