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56933964 = 22321581499
BaseRepresentation
bin1101100100101…
…1111001001100
310222010112201100
43121023321030
5104033341324
65352143100
71260634143
oct331137114
9128115640
1056933964
112a15736a
1217097a90
13ba45549
1477c075a
154ee94c9
hex364be4c

56933964 has 18 divisors (see below), whose sum is σ = 143916500. Its totient is φ = 18977976.

The previous prime is 56933959. The next prime is 56933999. The reversal of 56933964 is 46933965.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 790714 + ... + 790785.

Almost surely, 256933964 is an apocalyptic number.

It is an amenable number.

56933964 is an abundant number, since it is smaller than the sum of its proper divisors (86982536).

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

56933964 is a wasteful number, since it uses less digits than its factorization.

56933964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581509 (or 1581504 counting only the distinct ones).

The product of its digits is 524880, while the sum is 45.

The square root of 56933964 is about 7545.4598269423. The cubic root of 56933964 is about 384.7014360362.

Subtracting from 56933964 its reverse (46933965), we obtain a palindrome (9999999).

The spelling of 56933964 in words is "fifty-six million, nine hundred thirty-three thousand, nine hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 1581499 3162998 4744497 6325996 9488994 14233491 18977988 28466982 56933964