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56311260 = 22355631667
BaseRepresentation
bin1101011011001…
…1110111011100
310220221220112020
43112303313130
5103403430020
65330540140
71252431525
oct326636734
9126856466
1056311260
1129871535
1216a37650
13b887c95
14769b84c
154e24c40
hex35b3ddc

56311260 has 48 divisors (see below), whose sum is σ = 158046336. Its totient is φ = 14980672.

The previous prime is 56311249. The next prime is 56311271. The reversal of 56311260 is 6211365.

It is an interprime number because it is at equal distance from previous prime (56311249) and next prime (56311271).

It is a self number, because there is not a number n which added to its sum of digits gives 56311260.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32947 + ... + 34613.

It is an arithmetic number, because the mean of its divisors is an integer number (3292632).

Almost surely, 256311260 is an apocalyptic number.

It is an amenable number.

56311260 is an abundant number, since it is smaller than the sum of its proper divisors (101735076).

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

56311260 is a wasteful number, since it uses less digits than its factorization.

56311260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242 (or 2240 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 56311260 is about 7504.0828886680. The cubic root of 56311260 is about 383.2937594097.

The spelling of 56311260 in words is "fifty-six million, three hundred eleven thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 563 1126 1667 1689 2252 2815 3334 3378 5001 5630 6668 6756 8335 8445 10002 11260 16670 16890 20004 25005 33340 33780 50010 100020 938521 1877042 2815563 3754084 4692605 5631126 9385210 11262252 14077815 18770420 28155630 56311260