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56088725 = 5271129137
BaseRepresentation
bin1101010111110…
…1100010010101
310220112121021012
43111331202111
5103324314400
65322102005
71250513660
oct325754225
9126477235
1056088725
112972a320
121694a905
13b80a8c4
1476406d7
154dcdd35
hex357d895

56088725 has 24 divisors (see below), whose sum is σ = 86714688. Its totient is φ = 34963200.

The previous prime is 56088713. The next prime is 56088751. The reversal of 56088725 is 52788065.

It is not a de Polignac number, because 56088725 - 24 = 56088709 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

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, 12644 + ... + 16493.

It is an arithmetic number, because the mean of its divisors is an integer number (3613112).

Almost surely, 256088725 is an apocalyptic number.

56088725 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56088725 is a deficient number, since it is larger than the sum of its proper divisors (30625963).

56088725 is a wasteful number, since it uses less digits than its factorization.

56088725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29165 (or 29160 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 56088725 is about 7489.2406157100. The cubic root of 56088725 is about 382.7881832951.

The spelling of 56088725 in words is "fifty-six million, eighty-eight thousand, seven hundred twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1925 29137 145685 203959 320507 728425 1019795 1602535 2243549 5098975 8012675 11217745 56088725