Search a number
-
+
57868017 = 3171134667
BaseRepresentation
bin1101110010111…
…1111011110001
311000212222222220
43130233323301
5104303234032
65424151253
71301604264
oct334577361
9130788886
1057868017
112a735109
1217468529
13bcb173c
147984cdb
15513112c
hex372fef1

57868017 has 8 divisors (see below), whose sum is σ = 81696096. Its totient is φ = 36309312.

The previous prime is 57868009. The next prime is 57868073. The reversal of 57868017 is 71086875.

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

It is not a de Polignac number, because 57868017 - 23 = 57868009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57868017.

It is not an unprimeable number, because it can be changed into a prime (57868417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567283 + ... + 567384.

It is an arithmetic number, because the mean of its divisors is an integer number (10212012).

Almost surely, 257868017 is an apocalyptic number.

It is an amenable number.

57868017 is a deficient number, since it is larger than the sum of its proper divisors (23828079).

57868017 is a wasteful number, since it uses less digits than its factorization.

57868017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134687.

The product of its (nonzero) digits is 94080, while the sum is 42.

The square root of 57868017 is about 7607.1030622702. The cubic root of 57868017 is about 386.7938261754.

The spelling of 57868017 in words is "fifty-seven million, eight hundred sixty-eight thousand, seventeen".

Divisors: 1 3 17 51 1134667 3404001 19289339 57868017