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BaseRepresentation
bin1100101100111111
32122101002
430230333
53131111
61040515
7304460
oct145477
978332
1052031
1136101
122613b
131a8b5
1414d67
151063b
hexcb3f

52031 has 4 divisors (see below), whose sum is σ = 59472. Its totient is φ = 44592.

The previous prime is 52027. The next prime is 52051. The reversal of 52031 is 13025.

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

It is a cyclic number.

It is not a de Polignac number, because 52031 - 22 = 52027 is a prime.

It is a super-2 number, since 2×520312 = 5414449922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3710 + ... + 3723.

It is an arithmetic number, because the mean of its divisors is an integer number (14868).

252031 is an apocalyptic number.

52031 is a deficient number, since it is larger than the sum of its proper divisors (7441).

52031 is an equidigital number, since it uses as much as digits as its factorization.

52031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7440.

The product of its (nonzero) digits is 30, while the sum is 11.

The square root of 52031 is about 228.1030468889. The cubic root of 52031 is about 37.3325272643.

Adding to 52031 its reverse (13025), we get a palindrome (65056).

The spelling of 52031 in words is "fifty-two thousand, thirty-one".

Divisors: 1 7 7433 52031