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51086823483492 = 22326271226292207
BaseRepresentation
bin10111001110110100100111…
…11101110110100001100100
320200212212000120021122021200
423213122103331312201210
523144001303302432432
6300352543540242500
713521621052541466
oct1347322375664144
9220785016248250
1051086823483492
1115306889031215
125890b759a0430
13226760b6a5104
14c88888b18136
155d8d43942a7c
hex2e7693f76864

51086823483492 has 36 divisors (see below), whose sum is σ = 129156730300416. Its totient is φ = 17026225579440.

The previous prime is 51086823483389. The next prime is 51086823483511. The reversal of 51086823483492 is 29438432868015.

51086823483492 is a `hidden beast` number, since 5 + 1 + 0 + 8 + 68 + 2 + 3 + 4 + 83 + 492 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112920348 + ... + 113371859.

Almost surely, 251086823483492 is an apocalyptic number.

It is an amenable number.

51086823483492 is an abundant number, since it is smaller than the sum of its proper divisors (78069906816924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51086823483492 is a wasteful number, since it uses less digits than its factorization.

51086823483492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226298488 (or 226298483 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 63.

The spelling of 51086823483492 in words is "fifty-one trillion, eighty-six billion, eight hundred twenty-three million, four hundred eighty-three thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 6271 12542 18813 25084 37626 56439 75252 112878 225756 226292207 452584414 678876621 905168828 1357753242 2036629863 2715506484 4073259726 8146519452 1419078430097 2838156860194 4257235290291 5676313720388 8514470580582 12771705870873 17028941161164 25543411741746 51086823483492