Base | Representation |
---|---|
bin | 110010010111… |
… | …110110101011 |
3 | 220211212201122 |
4 | 302113312223 |
5 | 11340024112 |
6 | 1151005455 |
7 | 220145162 |
oct | 62276653 |
9 | 26755648 |
10 | 13204907 |
11 | 74aa051 |
12 | 450988b |
13 | 2974571 |
14 | 1a7a3d9 |
15 | 125c872 |
hex | c97dab |
13204907 has 2 divisors, whose sum is σ = 13204908. Its totient is φ = 13204906.
The previous prime is 13204883. The next prime is 13204949. The reversal of 13204907 is 70940231.
It is a weak prime.
It is an emirp because it is prime and its reverse (70940231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13204907 - 26 = 13204843 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (13204957) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6602453 + 6602454.
It is an arithmetic number, because the mean of its divisors is an integer number (6602454).
Almost surely, 213204907 is an apocalyptic number.
13204907 is a deficient number, since it is larger than the sum of its proper divisors (1).
13204907 is an equidigital number, since it uses as much as digits as its factorization.
13204907 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 13204907 is about 3633.8556658183. The cubic root of 13204907 is about 236.3624314848.
The spelling of 13204907 in words is "thirteen million, two hundred four thousand, nine hundred seven".
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