Base | Representation |
---|---|
bin | 110010100000… |
… | …110101110101 |
3 | 220220202012222 |
4 | 302200311311 |
5 | 11342213332 |
6 | 1151452125 |
7 | 220360406 |
oct | 62406565 |
9 | 26822188 |
10 | 13241717 |
11 | 7524775 |
12 | 4527045 |
13 | 2988248 |
14 | 1a899ad |
15 | 1268712 |
hex | ca0d75 |
13241717 has 2 divisors, whose sum is σ = 13241718. Its totient is φ = 13241716.
The previous prime is 13241699. The next prime is 13241731. The reversal of 13241717 is 71714231.
It is a happy number.
13241717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9084196 + 4157521 = 3014^2 + 2039^2 .
It is an emirp because it is prime and its reverse (71714231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13241717 - 26 = 13241653 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13241797) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6620858 + 6620859.
It is an arithmetic number, because the mean of its divisors is an integer number (6620859).
Almost surely, 213241717 is an apocalyptic number.
It is an amenable number.
13241717 is a deficient number, since it is larger than the sum of its proper divisors (1).
13241717 is an equidigital number, since it uses as much as digits as its factorization.
13241717 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1176, while the sum is 26.
The square root of 13241717 is about 3638.9170092213. The cubic root of 13241717 is about 236.5818557007.
Adding to 13241717 its reverse (71714231), we get a palindrome (84955948).
The spelling of 13241717 in words is "thirteen million, two hundred forty-one thousand, seven hundred seventeen".
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