Base | Representation |
---|---|
bin | 11010101101000000… |
… | …110110000111101001 |
3 | 2202000020100002112002 |
4 | 122231000312013221 |
5 | 432210123440232 |
6 | 21101050500345 |
7 | 2033350043165 |
oct | 325500660751 |
9 | 82006302462 |
10 | 28672483817 |
11 | 1118396251a |
12 | 56824346b5 |
13 | 291c344873 |
14 | 1560003ca5 |
15 | b2c300b62 |
hex | 6ad0361e9 |
28672483817 has 2 divisors, whose sum is σ = 28672483818. Its totient is φ = 28672483816.
The previous prime is 28672483799. The next prime is 28672483841. The reversal of 28672483817 is 71838427682.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 18644263936 + 10028219881 = 136544^2 + 100141^2 .
It is a cyclic number.
It is not a de Polignac number, because 28672483817 - 28 = 28672483561 is a prime.
It is a super-2 number, since 2×286724838172 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (28672485817) 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, 14336241908 + 14336241909.
It is an arithmetic number, because the mean of its divisors is an integer number (14336241909).
Almost surely, 228672483817 is an apocalyptic number.
It is an amenable number.
28672483817 is a deficient number, since it is larger than the sum of its proper divisors (1).
28672483817 is an equidigital number, since it uses as much as digits as its factorization.
28672483817 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7225344, while the sum is 56.
The spelling of 28672483817 in words is "twenty-eight billion, six hundred seventy-two million, four hundred eighty-three thousand, eight hundred seventeen".
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