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56141725 = 528812549
BaseRepresentation
bin1101011000101…
…0011110011101
310220122021222011
43112022132131
5103333013400
65323151221
71251124333
oct326123635
9126567864
1056141725
1129766122
1216975511
13b828a73
147655b53
154dde8ba
hex358a79d

56141725 has 12 divisors (see below), whose sum is σ = 69722100. Its totient is φ = 44844800.

The previous prime is 56141719. The next prime is 56141731. The reversal of 56141725 is 52714165.

It is an interprime number because it is at equal distance from previous prime (56141719) and next prime (56141731).

It can be written as a sum of positive squares in 6 ways, for example, as 236196 + 55905529 = 486^2 + 7477^2 .

It is not a de Polignac number, because 56141725 - 25 = 56141693 is a prime.

It is a congruent number.

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, 20751 + ... + 23299.

It is an arithmetic number, because the mean of its divisors is an integer number (5810175).

Almost surely, 256141725 is an apocalyptic number.

It is an amenable number.

56141725 is a deficient number, since it is larger than the sum of its proper divisors (13580375).

56141725 is a wasteful number, since it uses less digits than its factorization.

56141725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3440 (or 3435 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 56141725 is about 7492.7781896971. The cubic root of 56141725 is about 382.9087148688.

The spelling of 56141725 in words is "fifty-six million, one hundred forty-one thousand, seven hundred twenty-five".

Divisors: 1 5 25 881 2549 4405 12745 22025 63725 2245669 11228345 56141725