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56080855 = 511216171
BaseRepresentation
bin1101010111101…
…1100111010111
310220112012110201
43111323213113
5103324041410
65322001331
71250452015
oct325734727
9126465421
1056080855
1129724416
1216946247
13b80714c
14763b8b5
154dcb83a
hex357b9d7

56080855 has 4 divisors (see below), whose sum is σ = 67297032. Its totient is φ = 44864680.

The previous prime is 56080819. The next prime is 56080873. The reversal of 56080855 is 55808065.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55808065 = 511161613.

It is not a de Polignac number, because 56080855 - 27 = 56080727 is a prime.

It is a super-3 number, since 3×560808553 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5608081 + ... + 5608090.

It is an arithmetic number, because the mean of its divisors is an integer number (16824258).

Almost surely, 256080855 is an apocalyptic number.

56080855 is a deficient number, since it is larger than the sum of its proper divisors (11216177).

56080855 is a wasteful number, since it uses less digits than its factorization.

56080855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11216176.

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 56080855 is about 7488.7151768511. The cubic root of 56080855 is about 382.7702790198.

The spelling of 56080855 in words is "fifty-six million, eighty thousand, eight hundred fifty-five".

Divisors: 1 5 11216171 56080855