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57083965 = 5107106699
BaseRepresentation
bin1101100111000…
…0100000111101
310222102011110221
43121300200331
5104103141330
65355301341
71262130361
oct331604075
9128364427
1057083965
112a24a034
121714a851
13ba988c3
14781d2a1
155028b7a
hex367083d

57083965 has 8 divisors (see below), whose sum is σ = 69141600. Its totient is φ = 45239952.

The previous prime is 57083951. The next prime is 57083969. The reversal of 57083965 is 56938075.

57083965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57083965 - 217 = 56952893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57083969) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 52815 + ... + 53884.

It is an arithmetic number, because the mean of its divisors is an integer number (8642700).

Almost surely, 257083965 is an apocalyptic number.

It is an amenable number.

57083965 is a deficient number, since it is larger than the sum of its proper divisors (12057635).

57083965 is a wasteful number, since it uses less digits than its factorization.

57083965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106811.

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 57083965 is about 7555.3931069138. The cubic root of 57083965 is about 385.0389908225.

The spelling of 57083965 in words is "fifty-seven million, eighty-three thousand, nine hundred sixty-five".

Divisors: 1 5 107 535 106699 533495 11416793 57083965