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56602065 = 35131092663
BaseRepresentation
bin1101011111101…
…0110111010001
310221111200102210
43113322313101
5103442231230
65341102333
71255052412
oct327726721
9127450383
1056602065
1129a4aa73
1216b579a9
13b95a460
147735809
154e80eb0
hex35fadd1

56602065 has 32 divisors (see below), whose sum is σ = 98461440. Its totient is φ = 27599616.

The previous prime is 56602031. The next prime is 56602079. The reversal of 56602065 is 56020665.

It is not a de Polignac number, because 56602065 - 29 = 56601553 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19924 + ... + 22586.

It is an arithmetic number, because the mean of its divisors is an integer number (3076920).

Almost surely, 256602065 is an apocalyptic number.

It is an amenable number.

56602065 is a deficient number, since it is larger than the sum of its proper divisors (41859375).

56602065 is a wasteful number, since it uses less digits than its factorization.

56602065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2793.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 56602065 is about 7523.4343886286. The cubic root of 56602065 is about 383.9524341582.

The spelling of 56602065 in words is "fifty-six million, six hundred two thousand, sixty-five".

Divisors: 1 3 5 13 15 39 65 109 195 327 545 1417 1635 2663 4251 7085 7989 13315 21255 34619 39945 103857 173095 290267 519285 870801 1451335 3773471 4354005 11320413 18867355 56602065