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57852938 = 211131773163
BaseRepresentation
bin1101110010110…
…0010000001010
311000212020022102
43130230100022
5104302243223
65423553402
71301512313
oct334542012
9130766272
1057852938
112a724850
121745b862
13bca7910
14797d60a
15512b928
hex372c40a

57852938 has 64 divisors (see below), whose sum is σ = 110097792. Its totient is φ = 22394880.

The previous prime is 57852869. The next prime is 57852943. The reversal of 57852938 is 83925875.

It is a junction number, because it is equal to n+sod(n) for n = 57852892 and 57852901.

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 31 ways as a sum of consecutive naturals, for example, 354845 + ... + 355007.

It is an arithmetic number, because the mean of its divisors is an integer number (1720278).

Almost surely, 257852938 is an apocalyptic number.

57852938 is a deficient number, since it is larger than the sum of its proper divisors (52244854).

57852938 is a wasteful number, since it uses less digits than its factorization.

57852938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279.

The product of its digits is 604800, while the sum is 47.

The square root of 57852938 is about 7606.1118845308. Note that the first 3 decimals coincide. The cubic root of 57852938 is about 386.7602268974.

The spelling of 57852938 in words is "fifty-seven million, eight hundred fifty-two thousand, nine hundred thirty-eight".

Divisors: 1 2 11 13 17 22 26 34 73 143 146 163 187 221 286 326 374 442 803 949 1241 1606 1793 1898 2119 2431 2482 2771 3586 4238 4862 5542 10439 11899 13651 16133 20878 23309 23798 27302 30481 32266 36023 46618 60962 72046 130889 154687 177463 202283 261778 309374 354926 396253 404566 792506 1701557 2225113 2629679 3403114 4450226 5259358 28926469 57852938