Base | Representation |
---|---|
bin | 110100111110… |
… | …000010010101 |
3 | 222010110110002 |
4 | 310332002111 |
5 | 12023314324 |
6 | 1213341045 |
7 | 226011524 |
oct | 64760225 |
9 | 28113402 |
10 | 13885589 |
11 | 79244a3 |
12 | 4797785 |
13 | 2b52333 |
14 | 1bb64bb |
15 | 13443ae |
hex | d3e095 |
13885589 has 2 divisors, whose sum is σ = 13885590. Its totient is φ = 13885588.
The previous prime is 13885559. The next prime is 13885601. The reversal of 13885589 is 98558831.
13885589 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., 11458225 + 2427364 = 3385^2 + 1558^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13885589 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 (13885559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6942794 + 6942795.
It is an arithmetic number, because the mean of its divisors is an integer number (6942795).
Almost surely, 213885589 is an apocalyptic number.
It is an amenable number.
13885589 is a deficient number, since it is larger than the sum of its proper divisors (1).
13885589 is an equidigital number, since it uses as much as digits as its factorization.
13885589 is an evil number, because the sum of its binary digits is even.
The product of its digits is 345600, while the sum is 47.
The square root of 13885589 is about 3726.3372096470. The cubic root of 13885589 is about 240.3558898234.
The spelling of 13885589 in words is "thirteen million, eight hundred eighty-five thousand, five hundred eighty-nine".
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