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58028385 = 356163419
BaseRepresentation
bin1101110101011…
…1000101100001
311001012010222110
43131113011201
5104323402020
65431425533
71303142652
oct335270541
9131163873
1058028385
112a834648
12175252a9
13c03972c
1479c7529
1551638e0
hex3757161

58028385 has 16 divisors (see below), whose sum is σ = 94368960. Its totient is φ = 30440640.

The previous prime is 58028381. The next prime is 58028387. The reversal of 58028385 is 58382085.

It is not a de Polignac number, because 58028385 - 22 = 58028381 is a prime.

It is not an unprimeable number, because it can be changed into a prime (58028381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30795 + ... + 32624.

It is an arithmetic number, because the mean of its divisors is an integer number (5898060).

Almost surely, 258028385 is an apocalyptic number.

It is an amenable number.

58028385 is a deficient number, since it is larger than the sum of its proper divisors (36340575).

58028385 is a wasteful number, since it uses less digits than its factorization.

58028385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63488.

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 58028385 is about 7617.6364444623. The cubic root of 58028385 is about 387.1508002204.

The spelling of 58028385 in words is "fifty-eight million, twenty-eight thousand, three hundred eighty-five".

Divisors: 1 3 5 15 61 183 305 915 63419 190257 317095 951285 3868559 11605677 19342795 58028385