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56526245 = 517216569
BaseRepresentation
bin1101011110100…
…0010110100101
310221100211102122
43113220112211
5103432314440
65335315325
71254315356
oct327502645
9127324378
1056526245
11299a9006
1216b1bb45
13b931aa9
147715d2d
154e687b5
hex35e85a5

56526245 has 8 divisors (see below), whose sum is σ = 67881240. Its totient is φ = 45187840.

The previous prime is 56526233. The next prime is 56526287. The reversal of 56526245 is 54262565.

It can be written as a sum of positive squares in 4 ways, for example, as 22221796 + 34304449 = 4714^2 + 5857^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56526245 - 24 = 56526229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5321 + ... + 11889.

It is an arithmetic number, because the mean of its divisors is an integer number (8485155).

Almost surely, 256526245 is an apocalyptic number.

It is an amenable number.

56526245 is a deficient number, since it is larger than the sum of its proper divisors (11354995).

56526245 is a wasteful number, since it uses less digits than its factorization.

56526245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8295.

The product of its digits is 72000, while the sum is 35.

The square root of 56526245 is about 7518.3937779289. The cubic root of 56526245 is about 383.7809193222.

The spelling of 56526245 in words is "fifty-six million, five hundred twenty-six thousand, two hundred forty-five".

Divisors: 1 5 1721 6569 8605 32845 11305249 56526245