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56248764 = 223111332779
BaseRepresentation
bin1101011010010…
…0100110111100
310220211201210120
43112210212330
5103344430024
65325334540
71252051365
oct326444674
9126751716
1056248764
1129829590
1216a07450
13b8656c0
147682b6c
154e11479
hex35a49bc

56248764 has 48 divisors (see below), whose sum is σ = 154197120. Its totient is φ = 15733440.

The previous prime is 56248747. The next prime is 56248789. The reversal of 56248764 is 46784265.

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, 14674 + ... + 18105.

It is an arithmetic number, because the mean of its divisors is an integer number (3212440).

Almost surely, 256248764 is an apocalyptic number.

It is an amenable number.

56248764 is an abundant number, since it is smaller than the sum of its proper divisors (97948356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56248764 is a wasteful number, since it uses less digits than its factorization.

56248764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32810 (or 32808 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 56248764 is about 7499.9175995473. The cubic root of 56248764 is about 383.1519097808.

The spelling of 56248764 in words is "fifty-six million, two hundred forty-eight thousand, seven hundred sixty-four".

Divisors: 1 2 3 4 6 11 12 13 22 26 33 39 44 52 66 78 132 143 156 286 429 572 858 1716 32779 65558 98337 131116 196674 360569 393348 426127 721138 852254 1081707 1278381 1442276 1704508 2163414 2556762 4326828 4687397 5113524 9374794 14062191 18749588 28124382 56248764