Base | Representation |
---|---|
bin | 10100000011101111… |
… | …11011100100110101 |
3 | 1000210111111122012021 |
4 | 22001313323210311 |
5 | 134023311414042 |
6 | 4540325553141 |
7 | 530601530464 |
oct | 120167734465 |
9 | 30714448167 |
10 | 10768857397 |
11 | 4626814a51 |
12 | 21065757b1 |
13 | 102808828c |
14 | 7423029db |
15 | 430632867 |
hex | 281dfb935 |
10768857397 has 2 divisors, whose sum is σ = 10768857398. Its totient is φ = 10768857396.
The previous prime is 10768857391. The next prime is 10768857443. The reversal of 10768857397 is 79375886701.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10741042321 + 27815076 = 103639^2 + 5274^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10768857397 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10768857391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5384428698 + 5384428699.
It is an arithmetic number, because the mean of its divisors is an integer number (5384428699).
Almost surely, 210768857397 is an apocalyptic number.
It is an amenable number.
10768857397 is a deficient number, since it is larger than the sum of its proper divisors (1).
10768857397 is an equidigital number, since it uses as much as digits as its factorization.
10768857397 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17781120, while the sum is 61.
The spelling of 10768857397 in words is "ten billion, seven hundred sixty-eight million, eight hundred fifty-seven thousand, three hundred ninety-seven".
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