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57053968 = 2415432311
BaseRepresentation
bin1101100110100…
…1001100010000
310222100122022221
43121221030100
5104101211333
65354510424
71261644046
oct331511420
9128318287
1057053968
112a229544
1217135414
13ba8805a
147812396
15501ed2d
hex3669310

57053968 has 20 divisors (see below), whose sum is σ = 110661568. Its totient is φ = 28496160.

The previous prime is 57053947. The next prime is 57053993. The reversal of 57053968 is 86935075.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23533 + ... + 25843.

Almost surely, 257053968 is an apocalyptic number.

It is an amenable number.

57053968 is a deficient number, since it is larger than the sum of its proper divisors (53607600).

57053968 is a wasteful number, since it uses less digits than its factorization.

57053968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862 (or 3856 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 57053968 is about 7553.4077077833. The cubic root of 57053968 is about 384.9715344108.

The spelling of 57053968 in words is "fifty-seven million, fifty-three thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 1543 2311 3086 4622 6172 9244 12344 18488 24688 36976 3565873 7131746 14263492 28526984 57053968