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13104927 = 3211196967
BaseRepresentation
bin110001111111…
…011100011111
3220122210120200
4301333130133
511323324202
61144514543
7216250533
oct61773437
926583520
1013104927
117440a20
12447ba53
13293abc4
141a51bc3
15123ce1c
hexc7f71f

13104927 has 24 divisors (see below), whose sum is σ = 21740160. Its totient is φ = 7523280.

The previous prime is 13104913. The next prime is 13104929. The reversal of 13104927 is 72940131.

It is not a de Polignac number, because 13104927 - 24 = 13104911 is a prime.

It is a super-2 number, since 2×131049272 = 343478223350658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13104927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1603 + ... + 5364.

It is an arithmetic number, because the mean of its divisors is an integer number (905840).

Almost surely, 213104927 is an apocalyptic number.

13104927 is a deficient number, since it is larger than the sum of its proper divisors (8635233).

13104927 is a wasteful number, since it uses less digits than its factorization.

13104927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7003 (or 7000 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 13104927 is about 3620.0727893234. The cubic root of 13104927 is about 235.7643858874.

The spelling of 13104927 in words is "thirteen million, one hundred four thousand, nine hundred twenty-seven".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 6967 20901 62703 76637 132373 229911 397119 689733 1191357 1456103 4368309 13104927