Base | Representation |
---|---|
bin | 11010011010011011… |
… | …000011010110010001 |
3 | 2201012111110002000211 |
4 | 122122123003112101 |
5 | 431040302233031 |
6 | 21010105444121 |
7 | 2022542003032 |
oct | 323233032621 |
9 | 81174402024 |
10 | 28360586641 |
11 | 110338a2562 |
12 | 55b5aa0641 |
13 | 289c83c81a |
14 | 1530814a89 |
15 | b0ec41bb1 |
hex | 69a6c3591 |
28360586641 has 8 divisors (see below), whose sum is σ = 28481708160. Its totient is φ = 28239664848.
The previous prime is 28360586629. The next prime is 28360586647. The reversal of 28360586641 is 14668506382.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28360586641 - 217 = 28360455569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28360586647) 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 in 7 ways as a sum of consecutive naturals, for example, 238200 + ... + 336838.
It is an arithmetic number, because the mean of its divisors is an integer number (3560213520).
Almost surely, 228360586641 is an apocalyptic number.
It is an amenable number.
28360586641 is a deficient number, since it is larger than the sum of its proper divisors (121121519).
28360586641 is an equidigital number, since it uses as much as digits as its factorization.
28360586641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 99863.
The product of its (nonzero) digits is 1658880, while the sum is 49.
The spelling of 28360586641 in words is "twenty-eight billion, three hundred sixty million, five hundred eighty-six thousand, six hundred forty-one".
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