Base | Representation |
---|---|
bin | 11010111000000111… |
… | …000000110111101101 |
3 | 2202111012122022122100 |
4 | 122320013000313231 |
5 | 433100303300333 |
6 | 21131341005313 |
7 | 2041100323050 |
oct | 327007006755 |
9 | 82435568570 |
10 | 28858650093 |
11 | 11269a56a49 |
12 | 5714853839 |
13 | 294ba97320 |
14 | 157aa24a97 |
15 | b3d826213 |
hex | 6b81c0ded |
28858650093 has 24 divisors (see below), whose sum is σ = 51304268288. Its totient is φ = 15222144672.
The previous prime is 28858650089. The next prime is 28858650103. The reversal of 28858650093 is 39005685882.
28858650093 is a `hidden beast` number, since 2 + 8 + 8 + 586 + 50 + 0 + 9 + 3 = 666.
It is not a de Polignac number, because 28858650093 - 22 = 28858650089 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28858650083) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17617405 + ... + 17619042.
Almost surely, 228858650093 is an apocalyptic number.
It is an amenable number.
28858650093 is a deficient number, since it is larger than the sum of its proper divisors (22445618195).
28858650093 is a wasteful number, since it uses less digits than its factorization.
28858650093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35236473 (or 35236470 counting only the distinct ones).
The product of its (nonzero) digits is 4147200, while the sum is 54.
The spelling of 28858650093 in words is "twenty-eight billion, eight hundred fifty-eight million, six hundred fifty thousand, ninety-three".
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