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56095897 = 1113392279
BaseRepresentation
bin1101010111111…
…1010010011001
310220112222002211
43111333102121
5103330032042
65322155121
71250543614
oct325772231
9126488084
1056095897
1129734750
1216952aa1
13b810c50
14764317b
154dd1017
hex357f499

56095897 has 8 divisors (see below), whose sum is σ = 65903040. Its totient is φ = 47073360.

The previous prime is 56095891. The next prime is 56095909. The reversal of 56095897 is 79859065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-56095897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56095897.

It is not an unprimeable number, because it can be changed into a prime (56095891) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195997 + ... + 196282.

It is an arithmetic number, because the mean of its divisors is an integer number (8237880).

Almost surely, 256095897 is an apocalyptic number.

It is an amenable number.

56095897 is a deficient number, since it is larger than the sum of its proper divisors (9807143).

56095897 is a wasteful number, since it uses less digits than its factorization.

56095897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392303.

The product of its (nonzero) digits is 680400, while the sum is 49.

The square root of 56095897 is about 7489.7194206459. The cubic root of 56095897 is about 382.8044981595.

The spelling of 56095897 in words is "fifty-six million, ninety-five thousand, eight hundred ninety-seven".

Divisors: 1 11 13 143 392279 4315069 5099627 56095897