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13104369 = 33485347
BaseRepresentation
bin110001111111…
…010011110001
3220122202211000
4301333103301
511323314434
61144512213
7216246105
oct61772361
926582730
1013104369
117440563
12447b669
13293a885
141a51905
15123cb99
hexc7f4f1

13104369 has 8 divisors (see below), whose sum is σ = 19413920. Its totient is φ = 8736228.

The previous prime is 13104367. The next prime is 13104389. The reversal of 13104369 is 96340131.

It is not a de Polignac number, because 13104369 - 21 = 13104367 is a prime.

It is a super-2 number, since 2×131043692 = 343448973776322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 485347 = 13104369 / (1 + 3 + 1 + 0 + 4 + 3 + 6 + 9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13104361) 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, 242647 + ... + 242700.

It is an arithmetic number, because the mean of its divisors is an integer number (2426740).

Almost surely, 213104369 is an apocalyptic number.

It is an amenable number.

13104369 is a deficient number, since it is larger than the sum of its proper divisors (6309551).

13104369 is an equidigital number, since it uses as much as digits as its factorization.

13104369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485356 (or 485350 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 13104369 is about 3619.9957182295. The cubic root of 13104369 is about 235.7610396042.

The spelling of 13104369 in words is "thirteen million, one hundred four thousand, three hundred sixty-nine".

Divisors: 1 3 9 27 485347 1456041 4368123 13104369