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13268597 = 131101287
BaseRepresentation
bin110010100111…
…011001110101
3220222010002112
4302213121311
511344043342
61152220405
7220531646
oct62473165
926863075
1013268597
117542991
12453a705
132997554
141a956cd
151271682
hexca7675

13268597 has 4 divisors (see below), whose sum is σ = 13370016. Its totient is φ = 13167180.

The previous prime is 13268561. The next prime is 13268609. The reversal of 13268597 is 79586231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13268597 - 212 = 13264501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13265597) 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, 50513 + ... + 50774.

It is an arithmetic number, because the mean of its divisors is an integer number (3342504).

Almost surely, 213268597 is an apocalyptic number.

It is an amenable number.

13268597 is a deficient number, since it is larger than the sum of its proper divisors (101419).

13268597 is a wasteful number, since it uses less digits than its factorization.

13268597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101418.

The product of its digits is 90720, while the sum is 41.

The square root of 13268597 is about 3642.6085433381. The cubic root of 13268597 is about 236.7418304758.

The spelling of 13268597 in words is "thirteen million, two hundred sixty-eight thousand, five hundred ninety-seven".

Divisors: 1 131 101287 13268597