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58025081 = 353164377
BaseRepresentation
bin1101110101011…
…0010001111001
311001011222110002
43131112101321
5104323300311
65431402345
71303130222
oct335262171
9131158402
1058025081
112a832114
12175233b5
13c03808a
1479c6249
15516293b
hex3756479

58025081 has 4 divisors (see below), whose sum is σ = 58189812. Its totient is φ = 57860352.

The previous prime is 58025053. The next prime is 58025083. The reversal of 58025081 is 18052085.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27994681 + 30030400 = 5291^2 + 5480^2 .

It is a cyclic number.

It is not a de Polignac number, because 58025081 - 214 = 58008697 is a prime.

It is a super-2 number, since 2×580250812 = 6733820050113122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58025083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81836 + ... + 82541.

It is an arithmetic number, because the mean of its divisors is an integer number (14547453).

Almost surely, 258025081 is an apocalyptic number.

It is an amenable number.

58025081 is a deficient number, since it is larger than the sum of its proper divisors (164731).

58025081 is a wasteful number, since it uses less digits than its factorization.

58025081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164730.

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 58025081 is about 7617.4195762082. The cubic root of 58025081 is about 387.1434522617.

The spelling of 58025081 in words is "fifty-eight million, twenty-five thousand, eighty-one".

Divisors: 1 353 164377 58025081