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10591 = 71789
BaseRepresentation
bin10100101011111
3112112021
42211133
5314331
6121011
742610
oct24537
915467
1010591
117a59
126167
134a89
143c07
153211
hex295f

10591 has 8 divisors (see below), whose sum is σ = 12960. Its totient is φ = 8448.

The previous prime is 10589. The next prime is 10597. The reversal of 10591 is 19501.

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 10591 - 21 = 10589 is a prime.

It is a super-2 number, since 2×105912 = 224338562, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75 + ... + 163.

It is an arithmetic number, because the mean of its divisors is an integer number (1620).

210591 is an apocalyptic number.

10591 is a deficient number, since it is larger than the sum of its proper divisors (2369).

10591 is an equidigital number, since it uses as much as digits as its factorization.

10591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 10591 is about 102.9125842645. The cubic root of 10591 is about 21.9606735449.

It can be divided in two parts, 105 and 91, that added together give a square (196 = 142).

The spelling of 10591 in words is "ten thousand, five hundred ninety-one".

Divisors: 1 7 17 89 119 623 1513 10591