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56803995 = 3251262311
BaseRepresentation
bin1101100010110…
…0001010011011
310221212221102200
43120230022123
5104020211440
65345301243
71256553213
oct330541233
9127787380
1056803995
112a078756
1217034823
13b9cb341
147789243
154ec0c30
hex362c29b

56803995 has 12 divisors (see below), whose sum is σ = 98460336. Its totient is φ = 30295440.

The previous prime is 56803979. The next prime is 56804009. The reversal of 56803995 is 59930865.

56803995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56803995 - 24 = 56803979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1262311 = 56803995 / (5 + 6 + 8 + 0 + 3 + 9 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 56803995.

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, 631111 + ... + 631200.

It is an arithmetic number, because the mean of its divisors is an integer number (8205028).

Almost surely, 256803995 is an apocalyptic number.

56803995 is a deficient number, since it is larger than the sum of its proper divisors (41656341).

56803995 is a wasteful number, since it uses less digits than its factorization.

56803995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262322 (or 1262319 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 56803995 is about 7536.8425086372. The cubic root of 56803995 is about 384.4084805260.

The spelling of 56803995 in words is "fifty-six million, eight hundred three thousand, nine hundred ninety-five".

Divisors: 1 3 5 9 15 45 1262311 3786933 6311555 11360799 18934665 56803995