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56025 = 335283
BaseRepresentation
bin1101101011011001
32211212000
431223121
53243100
61111213
7322224
oct155331
984760
1056025
1139102
1228509
131c668
14165bb
1511900
hexdad9

56025 has 24 divisors (see below), whose sum is σ = 104160. Its totient is φ = 29520.

The previous prime is 56009. The next prime is 56039. The reversal of 56025 is 52065.

It can be divided in two parts, 560 and 25, that added together give a palindrome (585).

It is not a de Polignac number, because 56025 - 24 = 56009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55989 and 56007.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 634 + ... + 716.

It is an arithmetic number, because the mean of its divisors is an integer number (4340).

256025 is an apocalyptic number.

56025 is the 150-th heptagonal number.

It is an amenable number.

56025 is a deficient number, since it is larger than the sum of its proper divisors (48135).

56025 is a wasteful number, since it uses less digits than its factorization.

56025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 56025 is about 236.6960075709. The cubic root of 56025 is about 38.2643160560.

The spelling of 56025 in words is "fifty-six thousand, twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 83 135 225 249 415 675 747 1245 2075 2241 3735 6225 11205 18675 56025