Base | Representation |
---|---|
bin | 11010010101110010… |
… | …011011010111011000 |
3 | 2201000002010112120100 |
4 | 122111302123113120 |
5 | 430410401000443 |
6 | 20554251055400 |
7 | 2020606034133 |
oct | 322562332730 |
9 | 81002115510 |
10 | 28282828248 |
11 | 10aa3a12524 |
12 | 5593a41560 |
13 | 28896b583c |
14 | 152437321a |
15 | b07ed23d3 |
hex | 695c9b5d8 |
28282828248 has 48 divisors (see below), whose sum is σ = 76718580120. Its totient is φ = 9412932096.
The previous prime is 28282828229. The next prime is 28282828283. The reversal of 28282828248 is 84282828282.
It is a happy number.
28282828248 is a `hidden beast` number, since 282 + 8 + 282 + 82 + 4 + 8 = 666.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 28282828194 and 28282828203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259161 + ... + 351752.
Almost surely, 228282828248 is an apocalyptic number.
It is an amenable number.
28282828248 is an abundant number, since it is smaller than the sum of its proper divisors (48435751872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28282828248 is a wasteful number, since it uses less digits than its factorization.
28282828248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 611568 (or 611561 counting only the distinct ones).
The product of its digits is 4194304, while the sum is 54.
The spelling of 28282828248 in words is "twenty-eight billion, two hundred eighty-two million, eight hundred twenty-eight thousand, two hundred forty-eight".
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