Base | Representation |
---|---|
bin | 11110010110110110100… |
… | …110011000011001001001 |
3 | 21101102122110210221021111 |
4 | 132112312212120121021 |
5 | 233134334344401012 |
6 | 4234203532210321 |
7 | 303501030656506 |
oct | 36266646303111 |
9 | 7342573727244 |
10 | 2086122653257 |
11 | 7347a0941985 |
12 | 29837a3099a1 |
13 | 121949caa726 |
14 | 72d7c8444ad |
15 | 393e8c60ba7 |
hex | 1e5b6998649 |
2086122653257 has 2 divisors, whose sum is σ = 2086122653258. Its totient is φ = 2086122653256.
The previous prime is 2086122653239. The next prime is 2086122653297. The reversal of 2086122653257 is 7523562216802.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1872365302336 + 213757350921 = 1368344^2 + 462339^2 .
It is a cyclic number.
It is not a de Polignac number, because 2086122653257 - 219 = 2086122128969 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2086122653257.
It is not a weakly prime, because it can be changed into another prime (2086122653297) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043061326628 + 1043061326629.
It is an arithmetic number, because the mean of its divisors is an integer number (1043061326629).
Almost surely, 22086122653257 is an apocalyptic number.
It is an amenable number.
2086122653257 is a deficient number, since it is larger than the sum of its proper divisors (1).
2086122653257 is an equidigital number, since it uses as much as digits as its factorization.
2086122653257 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2419200, while the sum is 49.
The spelling of 2086122653257 in words is "two trillion, eighty-six billion, one hundred twenty-two million, six hundred fifty-three thousand, two hundred fifty-seven".
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