Base | Representation |
---|---|
bin | 10110101100111111… |
… | …10001100000100001 |
3 | 1011110102222102112121 |
4 | 23112133301200201 |
5 | 144430234304230 |
6 | 5333243424241 |
7 | 611021201113 |
oct | 132637614041 |
9 | 34412872477 |
10 | 12188588065 |
11 | 519515a685 |
12 | 2441b25081 |
13 | 11c32546b4 |
14 | 838aad3b3 |
15 | 4b50c377a |
hex | 2d67f1821 |
12188588065 has 16 divisors (see below), whose sum is σ = 15399630720. Its totient is φ = 9235555200.
The previous prime is 12188588021. The next prime is 12188588119. The reversal of 12188588065 is 56088588121.
12188588065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12188588065 - 29 = 12188587553 is a prime.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 496357 + ... + 520333.
It is an arithmetic number, because the mean of its divisors is an integer number (962476920).
Almost surely, 212188588065 is an apocalyptic number.
It is an amenable number.
12188588065 is a deficient number, since it is larger than the sum of its proper divisors (3211042655).
12188588065 is a wasteful number, since it uses less digits than its factorization.
12188588065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29352.
The product of its (nonzero) digits is 1228800, while the sum is 52.
The spelling of 12188588065 in words is "twelve billion, one hundred eighty-eight million, five hundred eighty-eight thousand, sixty-five".
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