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56055525 = 352747407
BaseRepresentation
bin1101010111010…
…1011011100101
310220110220201120
43111311123211
5103322234100
65321244153
71250315121
oct325653345
9126426646
1056055525
1129707389
1216933659
13b7c8766
147632581
154dc40a0
hex35756e5

56055525 has 12 divisors (see below), whose sum is σ = 92678592. Its totient is φ = 29896240.

The previous prime is 56055469. The next prime is 56055583. The reversal of 56055525 is 52555065.

It is not a de Polignac number, because 56055525 - 28 = 56055269 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, 373629 + ... + 373778.

It is an arithmetic number, because the mean of its divisors is an integer number (7723216).

Almost surely, 256055525 is an apocalyptic number.

It is an amenable number.

56055525 is a deficient number, since it is larger than the sum of its proper divisors (36623067).

56055525 is a wasteful number, since it uses less digits than its factorization.

56055525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747420 (or 747415 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 33.

The square root of 56055525 is about 7487.0237745048. The cubic root of 56055525 is about 382.7126418145.

The spelling of 56055525 in words is "fifty-six million, fifty-five thousand, five hundred twenty-five".

Divisors: 1 3 5 15 25 75 747407 2242221 3737035 11211105 18685175 56055525