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56768694 = 2319226209
BaseRepresentation
bin1101100010001…
…1100010110110
310221211011000020
43120203202312
5104013044234
65344430010
71256345253
oct330434266
9127734006
1056768694
112a054184
1217018306
13b9b8258
14777a42a
154eb5549
hex36238b6

56768694 has 24 divisors (see below), whose sum is σ = 119832120. Its totient is φ = 17926272.

The previous prime is 56768683. The next prime is 56768707. The reversal of 56768694 is 49686765.

56768694 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10939 + ... + 15270.

It is an arithmetic number, because the mean of its divisors is an integer number (4993005).

Almost surely, 256768694 is an apocalyptic number.

56768694 is an abundant number, since it is smaller than the sum of its proper divisors (63063426).

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

56768694 is a wasteful number, since it uses less digits than its factorization.

56768694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26252 (or 26233 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The square root of 56768694 is about 7534.5002488553. The cubic root of 56768694 is about 384.3288334532.

The spelling of 56768694 in words is "fifty-six million, seven hundred sixty-eight thousand, six hundred ninety-four".

Divisors: 1 2 3 6 19 38 57 114 361 722 1083 2166 26209 52418 78627 157254 497971 995942 1493913 2987826 9461449 18922898 28384347 56768694