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Biquadexian or penteciam is equal to 64×246 = 64×16 = 664 in the Misalian seximal system.[1] It is 50 digits long in decimal.

Decimal expansion[]

63340286662973277706162286946811886609896461828096

Approximations[]

Notation Lower bound Upper bound
Scientific notation 6.3340×1049 6.3341×1049
Arrow notation 6↑2↑6
Chained arrow notation 6→(2→6)
BEAF and Bird's array notation {6,64}
Hyper-E notation E[6]64
Fast-growing hierarchy \(f_2(158)\) \(f_2(159)\)
Hardy hierarchy \(H_{\omega^2}(158)\) \(H_{\omega^2}(159)\)
Slow-growing hierarchy \(g_{\omega^{\omega^2+\omega4+4}}(6)\)

Sources[]

See also[]