Base | Representation |
---|---|
bin | 110001101111… |
… | …011000100101 |
3 | 220112110100011 |
4 | 301233120211 |
5 | 11314223031 |
6 | 1143250221 |
7 | 215554663 |
oct | 61573045 |
9 | 26473304 |
10 | 13039141 |
11 | 73a6555 |
12 | 4449971 |
13 | 2916c8b |
14 | 1a35c33 |
15 | 12286b1 |
hex | c6f625 |
13039141 has 2 divisors, whose sum is σ = 13039142. Its totient is φ = 13039140.
The previous prime is 13039109. The next prime is 13039151. The reversal of 13039141 is 14193031.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 7134241 + 5904900 = 2671^2 + 2430^2 .
It is an emirp because it is prime and its reverse (14193031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13039141 - 25 = 13039109 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13039151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6519570 + 6519571.
It is an arithmetic number, because the mean of its divisors is an integer number (6519571).
Almost surely, 213039141 is an apocalyptic number.
It is an amenable number.
13039141 is a deficient number, since it is larger than the sum of its proper divisors (1).
13039141 is an equidigital number, since it uses as much as digits as its factorization.
13039141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 13039141 is about 3610.9750760702. The cubic root of 13039141 is about 235.3692158974.
The spelling of 13039141 in words is "thirteen million, thirty-nine thousand, one hundred forty-one".
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