Base | Representation |
---|---|
bin | 110001100110… |
… | …111010001001 |
3 | 220110200201101 |
4 | 301212322021 |
5 | 11312120200 |
6 | 1142421401 |
7 | 215351530 |
oct | 61467211 |
9 | 26420641 |
10 | 13004425 |
11 | 7382465 |
12 | 4431861 |
13 | 2904235 |
14 | 1a27317 |
15 | 121d26a |
hex | c66e89 |
13004425 has 12 divisors (see below), whose sum is σ = 18429376. Its totient is φ = 8917200.
The previous prime is 13004393. The next prime is 13004449. The reversal of 13004425 is 52440031.
13004425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13004425 - 25 = 13004393 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36981 + ... + 37330.
Almost surely, 213004425 is an apocalyptic number.
It is an amenable number.
13004425 is a deficient number, since it is larger than the sum of its proper divisors (5424951).
13004425 is an equidigital number, since it uses as much as digits as its factorization.
13004425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74328 (or 74323 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 13004425 is about 3606.1648603468. The cubic root of 13004425 is about 235.1601443508.
Adding to 13004425 its reverse (52440031), we get a palindrome (65444456).
The spelling of 13004425 in words is "thirteen million, four thousand, four hundred twenty-five".
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