Search a number
-
+
13104711 = 321638933
BaseRepresentation
bin110001111111…
…011001000111
3220122210021200
4301333121013
511323322321
61144513543
7216250104
oct61773107
926583250
1013104711
117440844
12447b8b3
13293aa89
141a51aab
15123cd26
hexc7f647

13104711 has 12 divisors (see below), whose sum is σ = 19047288. Its totient is φ = 8681904.

The previous prime is 13104709. The next prime is 13104719. The reversal of 13104711 is 11740131.

It is not a de Polignac number, because 13104711 - 21 = 13104709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3000 + ... + 5933.

It is an arithmetic number, because the mean of its divisors is an integer number (1587274).

Almost surely, 213104711 is an apocalyptic number.

13104711 is a deficient number, since it is larger than the sum of its proper divisors (5942577).

13104711 is a wasteful number, since it uses less digits than its factorization.

13104711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9102 (or 9099 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 13104711 is about 3620.0429555462. The cubic root of 13104711 is about 235.7630905632.

Adding to 13104711 its reverse (11740131), we get a palindrome (24844842).

The spelling of 13104711 in words is "thirteen million, one hundred four thousand, seven hundred eleven".

Divisors: 1 3 9 163 489 1467 8933 26799 80397 1456079 4368237 13104711