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56933966 = 228466983
BaseRepresentation
bin1101100100101…
…1111001001110
310222010112201102
43121023321032
5104033341331
65352143102
71260634145
oct331137116
9128115642
1056933966
112a157371
1217097a92
13ba4554b
1477c075c
154ee94cb
hex364be4e

56933966 has 4 divisors (see below), whose sum is σ = 85400952. Its totient is φ = 28466982.

The previous prime is 56933959. The next prime is 56933999. The reversal of 56933966 is 66933965.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56933966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14233490 + ... + 14233493.

It is an arithmetic number, because the mean of its divisors is an integer number (21350238).

Almost surely, 256933966 is an apocalyptic number.

56933966 is a deficient number, since it is larger than the sum of its proper divisors (28466986).

56933966 is a wasteful number, since it uses less digits than its factorization.

56933966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28466985.

The product of its digits is 787320, while the sum is 47.

The square root of 56933966 is about 7545.4599594723. The cubic root of 56933966 is about 384.7014405409.

Subtracting 56933966 from its reverse (66933965), we obtain a palindrome (9999999).

The spelling of 56933966 in words is "fifty-six million, nine hundred thirty-three thousand, nine hundred sixty-six".

Divisors: 1 2 28466983 56933966