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56342825 = 5271129269
BaseRepresentation
bin1101011011101…
…1100100101001
310221000111211022
43112323210221
5103410432300
65331342225
71252622540
oct326734451
9127014738
1056342825
1129893220
1216a51975
13b899466
1476a9157
154e2e285
hex35bb929

56342825 has 24 divisors (see below), whose sum is σ = 87107520. Its totient is φ = 35121600.

The previous prime is 56342791. The next prime is 56342827. The reversal of 56342825 is 52824365.

It is not a de Polignac number, because 56342825 - 26 = 56342761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (56342827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12710 + ... + 16559.

It is an arithmetic number, because the mean of its divisors is an integer number (3629480).

Almost surely, 256342825 is an apocalyptic number.

56342825 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56342825 is a deficient number, since it is larger than the sum of its proper divisors (30764695).

56342825 is a wasteful number, since it uses less digits than its factorization.

56342825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29297 (or 29292 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 56342825 is about 7506.1857824064. The cubic root of 56342825 is about 383.3653638432.

The spelling of 56342825 in words is "fifty-six million, three hundred forty-two thousand, eight hundred twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1925 29269 146345 204883 321959 731725 1024415 1609795 2253713 5122075 8048975 11268565 56342825