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57880967 = 439713877
BaseRepresentation
bin1101110011001…
…1000110000111
311000220122202112
43130303012013
5104304142332
65424331235
71301660114
oct334630607
9130818675
1057880967
112a743911
1217473b1b
13bcb75c1
14798990b
155134db2
hex3733187

57880967 has 8 divisors (see below), whose sum is σ = 59841936. Its totient is φ = 55948032.

The previous prime is 57880961. The next prime is 57880969. The reversal of 57880967 is 76908875.

It is a happy number.

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 57880967 - 216 = 57815431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57880961) 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, 2768 + ... + 11109.

It is an arithmetic number, because the mean of its divisors is an integer number (7480242).

Almost surely, 257880967 is an apocalyptic number.

57880967 is a deficient number, since it is larger than the sum of its proper divisors (1960969).

57880967 is a wasteful number, since it uses less digits than its factorization.

57880967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14017.

The product of its (nonzero) digits is 846720, while the sum is 50.

The square root of 57880967 is about 7607.9541928169. The cubic root of 57880967 is about 386.8226769218.

The spelling of 57880967 in words is "fifty-seven million, eight hundred eighty thousand, nine hundred sixty-seven".

Divisors: 1 43 97 4171 13877 596711 1346069 57880967