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58028285 = 574338557
BaseRepresentation
bin1101110101011…
…1000011111101
311001012010211202
43131113003331
5104323401120
65431425245
71303142450
oct335270375
9131163752
1058028285
112a834567
1217525225
13c039683
1479c7497
155163875
hex37570fd

58028285 has 16 divisors (see below), whose sum is σ = 81434496. Its totient is φ = 38864448.

The previous prime is 58028281. The next prime is 58028303. The reversal of 58028285 is 58282085.

It is not a de Polignac number, because 58028285 - 22 = 58028281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58028281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17774 + ... + 20783.

It is an arithmetic number, because the mean of its divisors is an integer number (5089656).

Almost surely, 258028285 is an apocalyptic number.

It is an amenable number.

58028285 is a deficient number, since it is larger than the sum of its proper divisors (23406211).

58028285 is a wasteful number, since it uses less digits than its factorization.

58028285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38612.

The product of its (nonzero) digits is 51200, while the sum is 38.

The square root of 58028285 is about 7617.6298807437. The cubic root of 58028285 is about 387.1505778286.

The spelling of 58028285 in words is "fifty-eight million, twenty-eight thousand, two hundred eighty-five".

Divisors: 1 5 7 35 43 215 301 1505 38557 192785 269899 1349495 1657951 8289755 11605657 58028285