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56080692 = 22321557797
BaseRepresentation
bin1101010111101…
…1100100110100
310220112012020200
43111323210310
5103324040232
65322000500
71250451363
oct325734464
9126465220
1056080692
1129724288
1216946130
13b807055
14763b7da
154dcb77c
hex357b934

56080692 has 18 divisors (see below), whose sum is σ = 141759618. Its totient is φ = 18693552.

The previous prime is 56080681. The next prime is 56080697. The reversal of 56080692 is 29608065.

56080692 is a `hidden beast` number, since 560 + 8 + 0 + 6 + 92 = 666.

It can be written as a sum of positive squares in only one way, i.e., 54552996 + 1527696 = 7386^2 + 1236^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1557797 = 56080692 / (5 + 6 + 0 + 8 + 0 + 6 + 9 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56080697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 778863 + ... + 778934.

Almost surely, 256080692 is an apocalyptic number.

It is an amenable number.

56080692 is an abundant number, since it is smaller than the sum of its proper divisors (85678926).

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

56080692 is a wasteful number, since it uses less digits than its factorization.

56080692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557807 (or 1557802 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 56080692 is about 7488.7042938014. The cubic root of 56080692 is about 382.7699081766.

The spelling of 56080692 in words is "fifty-six million, eighty thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 1557797 3115594 4673391 6231188 9346782 14020173 18693564 28040346 56080692