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56593317 = 31123173431
BaseRepresentation
bin1101011111100…
…0101110100101
310221111020102210
43113320232211
5103441441232
65340554033
71255015044
oct327705645
9127436383
1056593317
1129a44440
1216b52919
13b956491
14773255b
154e7d5cc
hex35f8ba5

56593317 has 32 divisors (see below), whose sum is σ = 86593536. Its totient is φ = 32542400.

The previous prime is 56593283. The next prime is 56593333. The reversal of 56593317 is 71339565.

It is not a de Polignac number, because 56593317 - 27 = 56593189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56593337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131092 + ... + 131522.

It is an arithmetic number, because the mean of its divisors is an integer number (2706048).

Almost surely, 256593317 is an apocalyptic number.

It is an amenable number.

56593317 is a deficient number, since it is larger than the sum of its proper divisors (30000219).

56593317 is a wasteful number, since it uses less digits than its factorization.

56593317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641.

The product of its digits is 85050, while the sum is 39.

The square root of 56593317 is about 7522.8529827453. The cubic root of 56593317 is about 383.9326528484.

The spelling of 56593317 in words is "fifty-six million, five hundred ninety-three thousand, three hundred seventeen".

Divisors: 1 3 11 23 33 69 173 253 431 519 759 1293 1903 3979 4741 5709 9913 11937 14223 29739 43769 74563 109043 131307 223689 327129 820193 1714949 2460579 5144847 18864439 56593317