Search a number
-
+
58115 = 559197
BaseRepresentation
bin1110001100000011
32221201102
432030003
53324430
61125015
7331301
oct161403
987642
1058115
113a732
122976b
13205b5
1417271
1512345
hexe303

58115 has 8 divisors (see below), whose sum is σ = 71280. Its totient is φ = 45472.

The previous prime is 58111. The next prime is 58129. The reversal of 58115 is 51185.

58115 is nontrivially palindromic in base 14.

58115 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 58115 - 22 = 58111 is a prime.

It is a plaindrome in base 15.

It is a nialpdrome in base 9.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (58111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197 + ... + 393.

It is an arithmetic number, because the mean of its divisors is an integer number (8910).

258115 is an apocalyptic number.

58115 is the 197-th pentagonal number.

58115 is a deficient number, since it is larger than the sum of its proper divisors (13165).

58115 is a wasteful number, since it uses less digits than its factorization.

58115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261.

The product of its digits is 200, while the sum is 20.

The square root of 58115 is about 241.0705290989. The cubic root of 58115 is about 38.7343328964.

It can be divided in two parts, 58 and 115, that multiplied together give a triangular number (6670 = T115).

The spelling of 58115 in words is "fifty-eight thousand, one hundred fifteen".

Divisors: 1 5 59 197 295 985 11623 58115