Base | Representation |
---|---|
bin | 11010110111010011… |
… | …110100101010010111 |
3 | 2202110021101112202101 |
4 | 122313103310222113 |
5 | 433033334340433 |
6 | 21130141222531 |
7 | 2040545262430 |
oct | 326723645227 |
9 | 82407345671 |
10 | 28845230743 |
11 | 1126242087a |
12 | 5710261a47 |
13 | 2949079294 |
14 | 1578d30487 |
15 | b3c57507d |
hex | 6b74f4a97 |
28845230743 has 12 divisors (see below), whose sum is σ = 35019224752. Its totient is φ = 23270100480.
The previous prime is 28845230719. The next prime is 28845230773. The reversal of 28845230743 is 34703254882.
It is a de Polignac number, because none of the positive numbers 2k-28845230743 is a prime.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28845230693 and 28845230702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28845230773) 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, 7127298 + ... + 7131343.
Almost surely, 228845230743 is an apocalyptic number.
28845230743 is a deficient number, since it is larger than the sum of its proper divisors (6173994009).
28845230743 is a wasteful number, since it uses less digits than its factorization.
28845230743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14258682 (or 14258665 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 46.
The spelling of 28845230743 in words is "twenty-eight billion, eight hundred forty-five million, two hundred thirty thousand, seven hundred forty-three".
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