Base | Representation |
---|---|
bin | 110000001011… |
… | …001100000101 |
3 | 212202121101011 |
4 | 300023030011 |
5 | 11213104431 |
6 | 1130402221 |
7 | 212225326 |
oct | 60131405 |
9 | 25677334 |
10 | 12628741 |
11 | 7146184 |
12 | 4290371 |
13 | 2802238 |
14 | 196a44d |
15 | 1196cb1 |
hex | c0b305 |
12628741 has 2 divisors, whose sum is σ = 12628742. Its totient is φ = 12628740.
The previous prime is 12628709. The next prime is 12628747. The reversal of 12628741 is 14782621.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 10751841 + 1876900 = 3279^2 + 1370^2 .
It is a cyclic number.
It is not a de Polignac number, because 12628741 - 25 = 12628709 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12628747) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6314370 + 6314371.
It is an arithmetic number, because the mean of its divisors is an integer number (6314371).
Almost surely, 212628741 is an apocalyptic number.
It is an amenable number.
12628741 is a deficient number, since it is larger than the sum of its proper divisors (1).
12628741 is an equidigital number, since it uses as much as digits as its factorization.
12628741 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 5376, while the sum is 31.
The square root of 12628741 is about 3553.6939935791. The cubic root of 12628741 is about 232.8734722906.
The spelling of 12628741 in words is "twelve million, six hundred twenty-eight thousand, seven hundred forty-one".
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