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The decamel is equal to 10[10] or 10[[2]] in copy notation.[1] Its full decimal expansion is

10,101,010,101,010,101,010

Its prime factorization is 2 × 5 × 41 × 101 × 271 × 3541 × 9091 × 27961.

ApproximationsEdit

Notation Lower bound Upper bound
Scientific notation \(1.01\times10^{19}\) \(1.011\times10^{19}\)
Arrow notation \(10\uparrow19\) \(29\uparrow13\)
Steinhaus-Moser Notation 15[3] 16[3]
Taro's multivariable Ackermann function A(3,60) A(3,61)
Pound-Star Notation #*(1,2,4)*6 #*(3,0,1,3)*4
BEAF {10,19} {29,13}
Hyper-E notation E19 E[29]13
Bashicu matrix system (0)(0)[56375] (0)(0)[56376]
Hyperfactorial array notation 20! 21!
Fast-growing hierarchy \(f_2(57)\) \(f_2(58)\)
Hardy hierarchy \(H_{\omega^2}(57)\) \(H_{\omega^2}(58)\)
Slow-growing hierarchy \(g_{\omega^{\omega+9}}(10)\) \(g_{\omega^{\omega+7}+\omega^{\omega+6}9}(11)\)

Sources Edit

  1. Numbers - SpongeTechX's Googology