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58028085 = 3251289513
BaseRepresentation
bin1101110101011…
…1000000110101
311001012010120100
43131113000311
5104323344320
65431424313
71303142043
oct335270065
9131163510
1058028085
112a8343a5
1217525099
13c03955b
1479c7393
155163790
hex3757035

58028085 has 12 divisors (see below), whose sum is σ = 100582092. Its totient is φ = 30948288.

The previous prime is 58028083. The next prime is 58028119. The reversal of 58028085 is 58082085.

It can be written as a sum of positive squares in 2 ways, for example, as 31741956 + 26286129 = 5634^2 + 5127^2 .

It is not a de Polignac number, because 58028085 - 21 = 58028083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (58028083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 644712 + ... + 644801.

It is an arithmetic number, because the mean of its divisors is an integer number (8381841).

Almost surely, 258028085 is an apocalyptic number.

It is an amenable number.

58028085 is a deficient number, since it is larger than the sum of its proper divisors (42554007).

58028085 is a wasteful number, since it uses less digits than its factorization.

58028085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289524 (or 1289521 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 58028085 is about 7617.6167532897. The cubic root of 58028085 is about 387.1501330443.

The spelling of 58028085 in words is "fifty-eight million, twenty-eight thousand, eighty-five".

Divisors: 1 3 5 9 15 45 1289513 3868539 6447565 11605617 19342695 58028085