Base | Representation |
---|---|
bin | 11010111001010101… |
… | …010010001101000100 |
3 | 2202112122020202100211 |
4 | 122321111102031010 |
5 | 433121031341244 |
6 | 21133352445204 |
7 | 2041436611006 |
oct | 327125221504 |
9 | 82478222324 |
10 | 28879168324 |
11 | 1127a5a0666 |
12 | 571b6a9804 |
13 | 29530cc5a6 |
14 | 157d646376 |
15 | b4052a934 |
hex | 6b9552344 |
28879168324 has 12 divisors (see below), whose sum is σ = 50628315024. Its totient is φ = 14413935464.
The previous prime is 28879168303. The next prime is 28879168369. The reversal of 28879168324 is 42386197882.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6409642 + ... + 6414145.
It is an arithmetic number, because the mean of its divisors is an integer number (4219026252).
Almost surely, 228879168324 is an apocalyptic number.
It is an amenable number.
28879168324 is a deficient number, since it is larger than the sum of its proper divisors (21749146700).
28879168324 is a wasteful number, since it uses less digits than its factorization.
28879168324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12824354 (or 12824352 counting only the distinct ones).
The product of its digits is 9289728, while the sum is 58.
The spelling of 28879168324 in words is "twenty-eight billion, eight hundred seventy-nine million, one hundred sixty-eight thousand, three hundred twenty-four".
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