Base | Representation |
---|---|
bin | 1000010110001110100… |
… | …00011010010100001101 |
3 | 1000102022100010201212021 |
4 | 10023013100122110031 |
5 | 14144342031401423 |
6 | 335431543010141 |
7 | 26502303441256 |
oct | 4130720322415 |
9 | 1012270121767 |
10 | 286810809613 |
11 | 1006aa252359 |
12 | 47704439951 |
13 | 2107a4b8b43 |
14 | dc4b609b2d |
15 | 76d983a95d |
hex | 42c741a50d |
286810809613 has 2 divisors, whose sum is σ = 286810809614. Its totient is φ = 286810809612.
The previous prime is 286810809599. The next prime is 286810809619. The reversal of 286810809613 is 316908018682.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 180520465129 + 106290344484 = 424877^2 + 326022^2 .
It is a cyclic number.
It is not a de Polignac number, because 286810809613 - 225 = 286777255181 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (286810809619) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143405404806 + 143405404807.
It is an arithmetic number, because the mean of its divisors is an integer number (143405404807).
Almost surely, 2286810809613 is an apocalyptic number.
It is an amenable number.
286810809613 is a deficient number, since it is larger than the sum of its proper divisors (1).
286810809613 is an equidigital number, since it uses as much as digits as its factorization.
286810809613 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 995328, while the sum is 52.
The spelling of 286810809613 in words is "two hundred eighty-six billion, eight hundred ten million, eight hundred nine thousand, six hundred thirteen".
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