Base | Representation |
---|---|
bin | 10111001001100101… |
… | …00100000001011010 |
3 | 1012002011012212020121 |
4 | 23210302210001122 |
5 | 200423132111321 |
6 | 5413131343454 |
7 | 616662416356 |
oct | 134462440132 |
9 | 35064185217 |
10 | 12428394586 |
11 | 52a8560893 |
12 | 24aa2b1b8a |
13 | 1230b3844a |
14 | 85c894466 |
15 | 4cb192441 |
hex | 2e4ca405a |
12428394586 has 8 divisors (see below), whose sum is σ = 19453139424. Its totient is φ = 5944014780.
The previous prime is 12428394557. The next prime is 12428394607. The reversal of 12428394586 is 68549382421.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×124283945862 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135091200 + ... + 135091291.
It is an arithmetic number, because the mean of its divisors is an integer number (2431642428).
Almost surely, 212428394586 is an apocalyptic number.
12428394586 is a deficient number, since it is larger than the sum of its proper divisors (7024744838).
12428394586 is a wasteful number, since it uses less digits than its factorization.
12428394586 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 270182516.
The product of its digits is 3317760, while the sum is 52.
The spelling of 12428394586 in words is "twelve billion, four hundred twenty-eight million, three hundred ninety-four thousand, five hundred eighty-six".
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