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13265 = 57379
BaseRepresentation
bin11001111010001
3200012022
43033101
5411030
6141225
753450
oct31721
920168
1013265
119a6a
127815
136065
144b97
153de5
hex33d1

13265 has 8 divisors (see below), whose sum is σ = 18240. Its totient is φ = 9072.

The previous prime is 13259. The next prime is 13267. The reversal of 13265 is 56231.

Adding to 13265 its reverse (56231), we get a palindrome (69496).

It can be divided in two parts, 1326 and 5, that added together give a palindrome (1331).

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

It is not a de Polignac number, because 13265 - 24 = 13249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13267) 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, 155 + ... + 224.

It is an arithmetic number, because the mean of its divisors is an integer number (2280).

213265 is an apocalyptic number.

It is an amenable number.

13265 is a deficient number, since it is larger than the sum of its proper divisors (4975).

13265 is an equidigital number, since it uses as much as digits as its factorization.

13265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391.

The product of its digits is 180, while the sum is 17.

The square root of 13265 is about 115.1737817387. The cubic root of 13265 is about 23.6720435666.

The spelling of 13265 in words is "thirteen thousand, two hundred sixty-five".

Divisors: 1 5 7 35 379 1895 2653 13265