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56298472065 = 3651123411489
BaseRepresentation
bin110100011011101001…
…101000001010000001
312101022112111201000000
4310123221220022001
51410244402101230
641510235350213
74032062055033
oct643351501201
9171275451000
1056298472065
1121970024370
12aab22b2369
13540291cc84
142a21035c53
1516e77d8b60
hexd1ba68281

56298472065 has 224 divisors, whose sum is σ = 118195096320. Its totient is φ = 25455513600.

The previous prime is 56298472051. The next prime is 56298472091. The reversal of 56298472065 is 56027489265.

56298472065 is a `hidden beast` number, since 5 + 629 + 8 + 4 + 7 + 2 + 0 + 6 + 5 = 666.

It is not a de Polignac number, because 56298472065 - 24 = 56298472049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 37808841 + ... + 37810329.

It is an arithmetic number, because the mean of its divisors is an integer number (527656680).

Almost surely, 256298472065 is an apocalyptic number.

56298472065 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56298472065 is an abundant number, since it is smaller than the sum of its proper divisors (61896624255).

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

56298472065 is a wasteful number, since it uses less digits than its factorization.

56298472065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587 (or 1572 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 56298472065 in words is "fifty-six billion, two hundred ninety-eight million, four hundred seventy-two thousand, sixty-five".