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56160930 = 2357267433
BaseRepresentation
bin1101011000111…
…1001010100010
310220200021022110
43112033022202
5103334122210
65323420150
71251234330
oct326171242
9126607273
1056160930
11297795a1
1216984656
13b834727
14765cb50
154de5420
hex358f2a2

56160930 has 32 divisors (see below), whose sum is σ = 154041984. Its totient is φ = 12836736.

The previous prime is 56160913. The next prime is 56160943. The reversal of 56160930 is 3906165.

It is a happy number.

56160930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 133507 + ... + 133926.

It is an arithmetic number, because the mean of its divisors is an integer number (4813812).

Almost surely, 256160930 is an apocalyptic number.

56160930 is an abundant number, since it is smaller than the sum of its proper divisors (97881054).

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

56160930 is a wasteful number, since it uses less digits than its factorization.

56160930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267450.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 56160930 is about 7494.0596474808. The cubic root of 56160930 is about 382.9523717835.

The spelling of 56160930 in words is "fifty-six million, one hundred sixty thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 267433 534866 802299 1337165 1604598 1872031 2674330 3744062 4011495 5616093 8022990 9360155 11232186 18720310 28080465 56160930