Base | Representation |
---|---|
bin | 11010001100111111… |
… | …110111011101100011 |
3 | 2200121210122012000211 |
4 | 122030333313131203 |
5 | 430110122400014 |
6 | 20531502154551 |
7 | 2014135403503 |
oct | 321477673543 |
9 | 80553565024 |
10 | 28135356259 |
11 | 10a2874764a |
12 | 5552582a57 |
13 | 2864c904ca |
14 | 150c945a03 |
15 | aea0a1cc4 |
hex | 68cff7763 |
28135356259 has 2 divisors, whose sum is σ = 28135356260. Its totient is φ = 28135356258.
The previous prime is 28135356209. The next prime is 28135356343. The reversal of 28135356259 is 95265353182.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28135356259 - 229 = 27598485347 is a prime.
It is not a weakly prime, because it can be changed into another prime (28135356209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14067678129 + 14067678130.
It is an arithmetic number, because the mean of its divisors is an integer number (14067678130).
Almost surely, 228135356259 is an apocalyptic number.
28135356259 is a deficient number, since it is larger than the sum of its proper divisors (1).
28135356259 is an equidigital number, since it uses as much as digits as its factorization.
28135356259 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1944000, while the sum is 49.
The spelling of 28135356259 in words is "twenty-eight billion, one hundred thirty-five million, three hundred fifty-six thousand, two hundred fifty-nine".
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