Base | Representation |
---|---|
bin | 11001000001011100… |
… | …100001100101110111 |
3 | 2120100110111200022222 |
4 | 121001130201211313 |
5 | 420011124103224 |
6 | 20202022112555 |
7 | 1640544351464 |
oct | 310134414567 |
9 | 76313450288 |
10 | 26867800439 |
11 | 1043819a157 |
12 | 5259b7b75b |
13 | 26c24a4b8c |
14 | 142c46c66b |
15 | a73b6eb5e |
hex | 641721977 |
26867800439 has 2 divisors, whose sum is σ = 26867800440. Its totient is φ = 26867800438.
The previous prime is 26867800423. The next prime is 26867800441. The reversal of 26867800439 is 93400876862.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 26867800439 - 24 = 26867800423 is a prime.
Together with 26867800441, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (26867800139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13433900219 + 13433900220.
It is an arithmetic number, because the mean of its divisors is an integer number (13433900220).
Almost surely, 226867800439 is an apocalyptic number.
26867800439 is a deficient number, since it is larger than the sum of its proper divisors (1).
26867800439 is an equidigital number, since it uses as much as digits as its factorization.
26867800439 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3483648, while the sum is 53.
The spelling of 26867800439 in words is "twenty-six billion, eight hundred sixty-seven million, eight hundred thousand, four hundred thirty-nine".
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