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57916014 = 2313742513
BaseRepresentation
bin1101110011101…
…1101001101110
311000222102211120
43130323221232
5104311303024
65425201410
71302164232
oct334735156
9130872746
1057916014
112a768182
1217490266
13bcca540
1479985c2
155140479
hex373ba6e

57916014 has 16 divisors (see below), whose sum is σ = 124742352. Its totient is φ = 17820288.

The previous prime is 57916013. The next prime is 57916021. The reversal of 57916014 is 41061975.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57916013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371179 + ... + 371334.

It is an arithmetic number, because the mean of its divisors is an integer number (7796397).

Almost surely, 257916014 is an apocalyptic number.

57916014 is an abundant number, since it is smaller than the sum of its proper divisors (66826338).

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

57916014 is a wasteful number, since it uses less digits than its factorization.

57916014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742531.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 57916014 is about 7610.2571572845. The cubic root of 57916014 is about 386.9007350454.

Adding to 57916014 its reverse (41061975), we get a palindrome (98977989).

The spelling of 57916014 in words is "fifty-seven million, nine hundred sixteen thousand, fourteen".

Divisors: 1 2 3 6 13 26 39 78 742513 1485026 2227539 4455078 9652669 19305338 28958007 57916014