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56323285 = 5197211271
BaseRepresentation
bin1101011011011…
…0110011010101
310220222112000121
43112312303111
5103404321120
65331111541
71252511554
oct326666325
9126875017
1056323285
112987a577
1216a425b1
13b8905b5
1476a1d9b
154e285aa
hex35b6cd5

56323285 has 16 divisors (see below), whose sum is σ = 68504832. Its totient is φ = 44452800.

The previous prime is 56323273. The next prime is 56323321. The reversal of 56323285 is 58232365.

It is a happy number.

It is not a de Polignac number, because 56323285 - 213 = 56315093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56323285.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207700 + ... + 207970.

It is an arithmetic number, because the mean of its divisors is an integer number (4281552).

Almost surely, 256323285 is an apocalyptic number.

It is an amenable number.

56323285 is a deficient number, since it is larger than the sum of its proper divisors (12181547).

56323285 is a wasteful number, since it uses less digits than its factorization.

56323285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684.

The product of its digits is 43200, while the sum is 34.

The square root of 56323285 is about 7504.8840763865. The cubic root of 56323285 is about 383.3210409837.

The spelling of 56323285 in words is "fifty-six million, three hundred twenty-three thousand, two hundred eighty-five".

Divisors: 1 5 197 211 271 985 1055 1355 41567 53387 57181 207835 266935 285905 11264657 56323285