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13104612 = 2233711709
BaseRepresentation
bin110001111111…
…010111100100
3220122210011000
4301333113210
511323321422
61144513300
7216246603
oct61772744
926583130
1013104612
117440764
12447b830
13293aa11
141a51a3a
15123ccac
hexc7f5e4

13104612 has 48 divisors (see below), whose sum is σ = 34473600. Its totient is φ = 4304160.

The previous prime is 13104583. The next prime is 13104613. The reversal of 13104612 is 21640131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13104613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6814 + ... + 8522.

It is an arithmetic number, because the mean of its divisors is an integer number (718200).

Almost surely, 213104612 is an apocalyptic number.

13104612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13104612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17236800).

13104612 is an abundant number, since it is smaller than the sum of its proper divisors (21368988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13104612 is a wasteful number, since it uses less digits than its factorization.

13104612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1793 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 13104612 is about 3620.0292816495. The cubic root of 13104612 is about 235.7624968682.

Adding to 13104612 its reverse (21640131), we get a palindrome (34744743).

The spelling of 13104612 in words is "thirteen million, one hundred four thousand, six hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 71 108 142 213 284 426 639 852 1278 1709 1917 2556 3418 3834 5127 6836 7668 10254 15381 20508 30762 46143 61524 92286 121339 184572 242678 364017 485356 728034 1092051 1456068 2184102 3276153 4368204 6552306 13104612