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56741225 = 523975717
BaseRepresentation
bin1101100001110…
…0110101101001
310221202202022212
43120130311221
5104011204400
65344054505
71256202212
oct330346551
9127682285
1056741225
112a035582
1217004435
13b9a88b8
147770409
154eac335
hex361cd69

56741225 has 12 divisors (see below), whose sum is σ = 70548684. Its totient is φ = 45270720.

The previous prime is 56741203. The next prime is 56741233. The reversal of 56741225 is 52214765.

It can be written as a sum of positive squares in 6 ways, for example, as 10201 + 56731024 = 101^2 + 7532^2 .

It is not a de Polignac number, because 56741225 - 28 = 56740969 is a prime.

It is a super-2 number, since 2×567412252 = 6439133229001250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56741191 and 56741200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7067 + ... + 12783.

It is an arithmetic number, because the mean of its divisors is an integer number (5879057).

Almost surely, 256741225 is an apocalyptic number.

It is an amenable number.

56741225 is a deficient number, since it is larger than the sum of its proper divisors (13807459).

56741225 is a wasteful number, since it uses less digits than its factorization.

56741225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6124 (or 6119 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 56741225 is about 7532.6771469379. The cubic root of 56741225 is about 384.2668343053.

The spelling of 56741225 in words is "fifty-six million, seven hundred forty-one thousand, two hundred twenty-five".

Divisors: 1 5 25 397 1985 5717 9925 28585 142925 2269649 11348245 56741225