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Dutrimevalka is a googolism coined by SpongeTechX. It is equal to 2[2,3] = 2[[3]] = 2[2[2]] = 2[22] = 2,222,222,222,222,222,222,222 using his Copy notation.[1]

Approximations in other notationsEdit

Notation Lower bound Upper bound
Scientific notation \(2.222\times10^{21}\) \(2.223\times10^{21}\)
Arrow notation \(18\uparrow17\) \(44\uparrow13\)
Steinhaus-Moser Notation 17[3] 18[3]
Taro's multivariable Ackermann function A(3,67) A(3,68)
Pound-Star Notation #*(0,3)*12 #*(3,1,4,6)*4
BEAF {18,17} {44,13}
Hyper-E notation 2E21 3E21
Bashicu matrix system (0)(0)(0)[465] (0)(0)(0)[466]
Hyperfactorial array notation 22! 23!
Fast-growing hierarchy \(f_2(64)\) \(f_2(65)\)
Hardy hierarchy \(H_{\omega^2}(64)\) \(H_{\omega^2}(65)\)
Slow-growing hierarchy \(g_{\omega^{\omega4+3}2+\omega^{\omega4+2}}(6)\) \(g_{\omega^{\omega^2+\omega}2+\omega^{\omega^2+4}2}(5)\)

Sources Edit

  1. STX Googology