Base | Representation |
---|---|
bin | 110001111100… |
… | …101111011001 |
3 | 220122020101101 |
4 | 301330233121 |
5 | 11323000344 |
6 | 1144351401 |
7 | 216203326 |
oct | 61745731 |
9 | 26566341 |
10 | 13093849 |
11 | 743366a |
12 | 4475561 |
13 | 2935b52 |
14 | 1a4bb4d |
15 | 12399d4 |
hex | c7cbd9 |
13093849 has 2 divisors, whose sum is σ = 13093850. Its totient is φ = 13093848.
The previous prime is 13093841. The next prime is 13093867. The reversal of 13093849 is 94839031.
13093849 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10843849 + 2250000 = 3293^2 + 1500^2 .
It is a cyclic number.
It is not a de Polignac number, because 13093849 - 23 = 13093841 is a prime.
It is not a weakly prime, because it can be changed into another prime (13093841) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6546924 + 6546925.
It is an arithmetic number, because the mean of its divisors is an integer number (6546925).
Almost surely, 213093849 is an apocalyptic number.
It is an amenable number.
13093849 is a deficient number, since it is larger than the sum of its proper divisors (1).
13093849 is an equidigital number, since it uses as much as digits as its factorization.
13093849 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 37.
The square root of 13093849 is about 3618.5423860997. The cubic root of 13093849 is about 235.6979341843.
The spelling of 13093849 in words is "thirteen million, ninety-three thousand, eight hundred forty-nine".
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