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57568344 = 2332398681
BaseRepresentation
bin1101101110011…
…0110001011000
311000022202220220
43123212301120
5104214141334
65413520040
71266215511
oct333466130
9130282826
1057568344
112a54aa49
1217343020
13bc08212
147907a08
1550c2449
hex36e6c58

57568344 has 16 divisors (see below), whose sum is σ = 143920920. Its totient is φ = 19189440.

The previous prime is 57568339. The next prime is 57568361. The reversal of 57568344 is 44386575.

It is a super-2 number, since 2×575683442 = 6628228461804672, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 57568296 and 57568305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199317 + ... + 1199364.

Almost surely, 257568344 is an apocalyptic number.

It is an amenable number.

57568344 is an abundant number, since it is smaller than the sum of its proper divisors (86352576).

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

57568344 is a wasteful number, since it uses less digits than its factorization.

57568344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398690 (or 2398686 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 57568344 is about 7587.3805756664. The cubic root of 57568344 is about 386.1249919609.

The spelling of 57568344 in words is "fifty-seven million, five hundred sixty-eight thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 24 2398681 4797362 7196043 9594724 14392086 19189448 28784172 57568344