Base | Representation |
---|---|
bin | 110010010100… |
… | …001010101100 |
3 | 220211010000021 |
4 | 302110022230 |
5 | 11334033204 |
6 | 1150411524 |
7 | 220053145 |
oct | 62241254 |
9 | 26733007 |
10 | 13189804 |
11 | 7499771 |
12 | 4500ba4 |
13 | 296a724 |
14 | 1a74acc |
15 | 1258154 |
hex | c942ac |
13189804 has 12 divisors (see below), whose sum is σ = 23473800. Its totient is φ = 6483008.
The previous prime is 13189801. The next prime is 13189829. The reversal of 13189804 is 40898131.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 13189804.
It is not an unprimeable number, because it can be changed into a prime (13189801) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27709 + ... + 28180.
It is an arithmetic number, because the mean of its divisors is an integer number (1956150).
Almost surely, 213189804 is an apocalyptic number.
It is an amenable number.
13189804 is a deficient number, since it is larger than the sum of its proper divisors (10283996).
13189804 is a wasteful number, since it uses less digits than its factorization.
13189804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55952 (or 55950 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 34.
The square root of 13189804 is about 3631.7769755314. The cubic root of 13189804 is about 236.2722846013.
The spelling of 13189804 in words is "thirteen million, one hundred eighty-nine thousand, eight hundred four".
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