Base | Representation |
---|---|
bin | 11010100110110011… |
… | …101001111101011001 |
3 | 2201201222102012101122 |
4 | 122212303221331121 |
5 | 432002000102331 |
6 | 21042451055025 |
7 | 2030644035404 |
oct | 324663517531 |
9 | 81658365348 |
10 | 28568362841 |
11 | 11130106927 |
12 | 56535a1475 |
13 | 29038ba415 |
14 | 155025cd3b |
15 | b230d517b |
hex | 6a6ce9f59 |
28568362841 has 2 divisors, whose sum is σ = 28568362842. Its totient is φ = 28568362840.
The previous prime is 28568362831. The next prime is 28568362897. The reversal of 28568362841 is 14826386582.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 15567802441 + 13000560400 = 124771^2 + 114020^2 .
It is a cyclic number.
It is not a de Polignac number, because 28568362841 - 210 = 28568361817 is a prime.
It is not a weakly prime, because it can be changed into another prime (28568362831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14284181420 + 14284181421.
It is an arithmetic number, because the mean of its divisors is an integer number (14284181421).
Almost surely, 228568362841 is an apocalyptic number.
It is an amenable number.
28568362841 is a deficient number, since it is larger than the sum of its proper divisors (1).
28568362841 is an equidigital number, since it uses as much as digits as its factorization.
28568362841 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 4423680, while the sum is 53.
The spelling of 28568362841 in words is "twenty-eight billion, five hundred sixty-eight million, three hundred sixty-two thousand, eight hundred forty-one".
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