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58143 = 319381
BaseRepresentation
bin1110001100011111
32221202110
432030133
53330033
61125103
7331341
oct161437
987673
1058143
113a758
1229793
1320607
1417291
1512363
hexe31f

58143 has 4 divisors (see below), whose sum is σ = 77528. Its totient is φ = 38760.

The previous prime is 58129. The next prime is 58147. The reversal of 58143 is 34185.

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

It is not a de Polignac number, because 58143 - 25 = 58111 is a prime.

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a zygodrome in base 2 and base 5.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 58143.

It is not an unprimeable number, because it can be changed into a prime (58147) 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, 9688 + ... + 9693.

It is an arithmetic number, because the mean of its divisors is an integer number (19382).

258143 is an apocalyptic number.

58143 is a deficient number, since it is larger than the sum of its proper divisors (19385).

58143 is a wasteful number, since it uses less digits than its factorization.

58143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19384.

The product of its digits is 480, while the sum is 21.

The square root of 58143 is about 241.1285963962. The cubic root of 58143 is about 38.7405526744.

The spelling of 58143 in words is "fifty-eight thousand, one hundred forty-three".

Divisors: 1 3 19381 58143