Base | Representation |
---|---|
bin | 110010000010… |
… | …000110011100 |
3 | 220200100111112 |
4 | 302002012130 |
5 | 11324201204 |
6 | 1145041152 |
7 | 216324332 |
oct | 62020634 |
9 | 26610445 |
10 | 13115804 |
11 | 7449109 |
12 | 44861b8 |
13 | 2942b40 |
14 | 1a55b52 |
15 | 124126e |
hex | c8219c |
13115804 has 24 divisors (see below), whose sum is σ = 25189920. Its totient is φ = 5937984.
The previous prime is 13115783. The next prime is 13115813. The reversal of 13115804 is 40851131.
It is a self number, because there is not a number n which added to its sum of digits gives 13115804.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377 + ... + 5135.
It is an arithmetic number, because the mean of its divisors is an integer number (1049580).
Almost surely, 213115804 is an apocalyptic number.
It is an amenable number.
13115804 is a deficient number, since it is larger than the sum of its proper divisors (12074116).
13115804 is a wasteful number, since it uses less digits than its factorization.
13115804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4829 (or 4827 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 23.
The square root of 13115804 is about 3621.5747955827. The cubic root of 13115804 is about 235.8295954602.
Adding to 13115804 its reverse (40851131), we get a palindrome (53966935).
The spelling of 13115804 in words is "thirteen million, one hundred fifteen thousand, eight hundred four".
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