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56288012 = 221111311321
BaseRepresentation
bin1101011010111…
…0001100001100
310220220201122012
43112232030030
5103402204022
65330240352
71252303664
oct326561414
9126821565
1056288012
1129856020
1216a260b8
13b87a521
1476931a4
154e1cde2
hex35ae30c

56288012 has 24 divisors (see below), whose sum is σ = 108419472. Its totient is φ = 25356800.

The previous prime is 56288009. The next prime is 56288021. The reversal of 56288012 is 21088265.

56288012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56288012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689 + ... + 10632.

It is an arithmetic number, because the mean of its divisors is an integer number (4517478).

Almost surely, 256288012 is an apocalyptic number.

It is an amenable number.

56288012 is a deficient number, since it is larger than the sum of its proper divisors (52131460).

56288012 is a wasteful number, since it uses less digits than its factorization.

56288012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11449 (or 11447 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 56288012 is about 7502.5337053558. The cubic root of 56288012 is about 383.2410047749.

The spelling of 56288012 in words is "fifty-six million, two hundred eighty-eight thousand, twelve".

Divisors: 1 2 4 11 22 44 113 226 452 1243 2486 4972 11321 22642 45284 124531 249062 498124 1279273 2558546 5117092 14072003 28144006 56288012