Base | Representation |
---|---|
bin | 11010111100101010… |
… | …101100000111110111 |
3 | 2202200112111221111200 |
4 | 122330222230013313 |
5 | 433224342024114 |
6 | 21143111503543 |
7 | 2043016246443 |
oct | 327452540767 |
9 | 82615457450 |
10 | 28935111159 |
11 | 112a9130309 |
12 | 5736387bb3 |
13 | 2961888966 |
14 | 1586c49823 |
15 | b453cb409 |
hex | 6bcaac1f7 |
28935111159 has 12 divisors (see below), whose sum is σ = 41797346136. Its totient is φ = 19289065392.
The previous prime is 28935111157. The next prime is 28935111187. The reversal of 28935111159 is 95111153982.
It is a happy number.
28935111159 is a `hidden beast` number, since 2 + 89 + 3 + 511 + 1 + 1 + 59 = 666.
It is not a de Polignac number, because 28935111159 - 21 = 28935111157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28935111157) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124969 + ... + 271085.
It is an arithmetic number, because the mean of its divisors is an integer number (3483112178).
Almost surely, 228935111159 is an apocalyptic number.
28935111159 is a deficient number, since it is larger than the sum of its proper divisors (12862234977).
28935111159 is a wasteful number, since it uses less digits than its factorization.
28935111159 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168126 (or 168123 counting only the distinct ones).
The product of its digits is 97200, while the sum is 45.
The spelling of 28935111159 in words is "twenty-eight billion, nine hundred thirty-five million, one hundred eleven thousand, one hundred fifty-nine".
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