Base | Representation |
---|---|
bin | 11010100000111000… |
… | …101010100101110000 |
3 | 2201111001110200211021 |
4 | 122200320222211300 |
5 | 431301031402343 |
6 | 21024541425224 |
7 | 2025326421313 |
oct | 324070524560 |
9 | 81431420737 |
10 | 28469012848 |
11 | 1108a0197a1 |
12 | 562626b214 |
13 | 28b9143743 |
14 | 1540d9a97a |
15 | b1950d0ed |
hex | 6a0e2a970 |
28469012848 has 20 divisors (see below), whose sum is σ = 55171209888. Its totient is φ = 14231281280.
The previous prime is 28469012827. The next prime is 28469012863. The reversal of 28469012848 is 84821096482.
It is a super-2 number, since 2×284690128482 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28469012795 and 28469012804.
It is a congruent number.
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, 127933 + ... + 270748.
Almost surely, 228469012848 is an apocalyptic number.
It is an amenable number.
28469012848 is a deficient number, since it is larger than the sum of its proper divisors (26702197040).
28469012848 is a wasteful number, since it uses less digits than its factorization.
28469012848 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 403152 (or 403146 counting only the distinct ones).
The product of its (nonzero) digits is 1769472, while the sum is 52.
The spelling of 28469012848 in words is "twenty-eight billion, four hundred sixty-nine million, twelve thousand, eight hundred forty-eight".
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