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57293060 = 225111715319
BaseRepresentation
bin1101101010001…
…1100100000100
310222210210022012
43122203210010
5104131334220
65403553352
71263661106
oct332434404
9128723265
1057293060
112a382140
121722b858
13bb3cb26
147875576
15506aac5
hex36a3904

57293060 has 48 divisors (see below), whose sum is σ = 138983040. Its totient is φ = 19607040.

The previous prime is 57293059. The next prime is 57293063. The reversal of 57293060 is 6039275.

It is not an unprimeable number, because it can be changed into a prime (57293063) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3920 + ... + 11399.

It is an arithmetic number, because the mean of its divisors is an integer number (2895480).

Almost surely, 257293060 is an apocalyptic number.

It is an amenable number.

57293060 is an abundant number, since it is smaller than the sum of its proper divisors (81689980).

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

57293060 is a wasteful number, since it uses less digits than its factorization.

57293060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15356 (or 15354 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 57293060 is about 7569.2179252549. The cubic root of 57293060 is about 385.5085425705.

The spelling of 57293060 in words is "fifty-seven million, two hundred ninety-three thousand, sixty".

Divisors: 1 2 4 5 10 11 17 20 22 34 44 55 68 85 110 170 187 220 340 374 748 935 1870 3740 15319 30638 61276 76595 153190 168509 260423 306380 337018 520846 674036 842545 1041692 1302115 1685090 2604230 2864653 3370180 5208460 5729306 11458612 14323265 28646530 57293060