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56552525 = 5231431697
BaseRepresentation
bin1101011110111…
…0110001001101
310221102011110222
43113232301031
5103434140100
65340041125
71254455111
oct327566115
9127364428
1056552525
1129a16827
1216b331a5
13b940a43
147721741
154e71485
hex35eec4d

56552525 has 24 divisors (see below), whose sum is σ = 74114304. Its totient is φ = 42739200.

The previous prime is 56552501. The next prime is 56552533. The reversal of 56552525 is 52525565.

It is not a de Polignac number, because 56552525 - 28 = 56552269 is a prime.

It is a Curzon 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, 32477 + ... + 34173.

It is an arithmetic number, because the mean of its divisors is an integer number (3088096).

Almost surely, 256552525 is an apocalyptic number.

It is an amenable number.

56552525 is a deficient number, since it is larger than the sum of its proper divisors (17561779).

56552525 is a wasteful number, since it uses less digits than its factorization.

56552525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1781 (or 1776 counting only the distinct ones).

The product of its digits is 75000, while the sum is 35.

The square root of 56552525 is about 7520.1412885663. The cubic root of 56552525 is about 383.8403855044.

The spelling of 56552525 in words is "fifty-six million, five hundred fifty-two thousand, five hundred twenty-five".

Divisors: 1 5 25 31 43 155 215 775 1075 1333 1697 6665 8485 33325 42425 52607 72971 263035 364855 1315175 1824275 2262101 11310505 56552525