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25265 = 531163
BaseRepresentation
bin110001010110001
31021122202
412022301
51302030
6312545
7133442
oct61261
937582
1025265
1117a89
1212755
13b666
1492c9
157745
hex62b1

25265 has 8 divisors (see below), whose sum is σ = 31488. Its totient is φ = 19440.

The previous prime is 25261. The next prime is 25301. The reversal of 25265 is 56252.

It is a happy number.

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

It is not a de Polignac number, because 25265 - 22 = 25261 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (25261) 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, 74 + ... + 236.

It is an arithmetic number, because the mean of its divisors is an integer number (3936).

225265 is an apocalyptic number.

It is an amenable number.

25265 is a deficient number, since it is larger than the sum of its proper divisors (6223).

25265 is a wasteful number, since it uses less digits than its factorization.

25265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199.

The product of its digits is 600, while the sum is 20.

The square root of 25265 is about 158.9496775712. The cubic root of 25265 is about 29.3431297628.

The spelling of 25265 in words is "twenty-five thousand, two hundred sixty-five".

Divisors: 1 5 31 155 163 815 5053 25265