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13268785 = 58393163
BaseRepresentation
bin110010100111…
…011100110001
3220222010100111
4302213130301
511344100120
61152221321
7220532335
oct62473461
926863314
1013268785
117543042
12453a841
13299766a
141a957c5
15127175a
hexca7731

13268785 has 8 divisors (see below), whose sum is σ = 15946560. Its totient is φ = 10599024.

The previous prime is 13268777. The next prime is 13268791. The reversal of 13268785 is 58786231.

13268785 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 13268785 - 23 = 13268777 is a prime.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2614 + ... + 5776.

It is an arithmetic number, because the mean of its divisors is an integer number (1993320).

Almost surely, 213268785 is an apocalyptic number.

It is an amenable number.

13268785 is a deficient number, since it is larger than the sum of its proper divisors (2677775).

13268785 is an equidigital number, since it uses as much as digits as its factorization.

13268785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007.

The product of its digits is 80640, while the sum is 40.

The square root of 13268785 is about 3642.6343489294. The cubic root of 13268785 is about 236.7429485858.

The spelling of 13268785 in words is "thirteen million, two hundred sixty-eight thousand, seven hundred eighty-five".

Divisors: 1 5 839 3163 4195 15815 2653757 13268785