Base | Representation |
---|---|
bin | 11010010101111011… |
… | …000111010001011110 |
3 | 2201000020102020000121 |
4 | 122111323013101132 |
5 | 430411441331441 |
6 | 20554411545154 |
7 | 2020634266456 |
oct | 322573072136 |
9 | 81006366017 |
10 | 28285105246 |
11 | 10aa5228242 |
12 | 559475b1ba |
13 | 288a002088 |
14 | 15247a6d66 |
15 | b082d1dd1 |
hex | 695ec745e |
28285105246 has 16 divisors (see below), whose sum is σ = 42943582080. Its totient is φ = 13971315160.
The previous prime is 28285105237. The next prime is 28285105259. The reversal of 28285105246 is 64250158282.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107260 + ... + 260911.
It is an arithmetic number, because the mean of its divisors is an integer number (2683973880).
Almost surely, 228285105246 is an apocalyptic number.
28285105246 is a deficient number, since it is larger than the sum of its proper divisors (14658476834).
28285105246 is a wasteful number, since it uses less digits than its factorization.
28285105246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368639.
The product of its (nonzero) digits is 307200, while the sum is 43.
The spelling of 28285105246 in words is "twenty-eight billion, two hundred eighty-five million, one hundred five thousand, two hundred forty-six".
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