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57068693 = 118875849
BaseRepresentation
bin1101100110110…
…0110010010101
310222101101112022
43121230302111
5104102144233
65355102525
71262035013
oct331546225
9128341468
1057068693
112a239610
1217141a45
13ba91976
1478178b3
155024398
hex366cc95

57068693 has 8 divisors (see below), whose sum is σ = 62337600. Its totient is φ = 51813280.

The previous prime is 57068653. The next prime is 57068707. The reversal of 57068693 is 39686075.

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 57068693 - 216 = 57003157 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 (57068653) 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, 6833 + ... + 12681.

It is an arithmetic number, because the mean of its divisors is an integer number (7792200).

Almost surely, 257068693 is an apocalyptic number.

It is an amenable number.

57068693 is a deficient number, since it is larger than the sum of its proper divisors (5268907).

57068693 is a wasteful number, since it uses less digits than its factorization.

57068693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6747.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 57068693 is about 7554.3823705185. The cubic root of 57068693 is about 385.0046505313.

The spelling of 57068693 in words is "fifty-seven million, sixty-eight thousand, six hundred ninety-three".

Divisors: 1 11 887 5849 9757 64339 5188063 57068693