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52931 = 411291
BaseRepresentation
bin1100111011000011
32200121102
430323003
53143211
61045015
7310214
oct147303
980542
1052931
113684a
122676b
131b128
141540b
1510a3b
hexcec3

52931 has 4 divisors (see below), whose sum is σ = 54264. Its totient is φ = 51600.

The previous prime is 52919. The next prime is 52937. The reversal of 52931 is 13925.

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 52931 - 210 = 51907 is a prime.

It is a super-2 number, since 2×529312 = 5603381522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52937) 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, 605 + ... + 686.

It is an arithmetic number, because the mean of its divisors is an integer number (13566).

252931 is an apocalyptic number.

52931 is a deficient number, since it is larger than the sum of its proper divisors (1333).

52931 is a wasteful number, since it uses less digits than its factorization.

52931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332.

The product of its digits is 270, while the sum is 20.

The square root of 52931 is about 230.0673814342. The cubic root of 52931 is about 37.5465496004.

The spelling of 52931 in words is "fifty-two thousand, nine hundred thirty-one".

Divisors: 1 41 1291 52931