Base | Representation |
---|---|
bin | 110111000000… |
… | …0000000000100 |
3 | 2000021000100020 |
4 | 1232000000010 |
5 | 24340221334 |
6 | 2510015140 |
7 | 500046342 |
oct | 156000004 |
9 | 60230306 |
10 | 28835844 |
11 | 15305884 |
12 | 97a74b0 |
13 | 5c8813b |
14 | 3b88992 |
15 | 27e8e49 |
hex | 1b80004 |
28835844 has 24 divisors (see below), whose sum is σ = 70825440. Its totient is φ = 9105984.
The previous prime is 28835819. The next prime is 28835857. The reversal of 28835844 is 44853882.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 28835796 and 28835805.
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, 63009 + ... + 63464.
It is an arithmetic number, because the mean of its divisors is an integer number (2951060).
Almost surely, 228835844 is an apocalyptic number.
It is an amenable number.
28835844 is an abundant number, since it is smaller than the sum of its proper divisors (41989596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28835844 is a wasteful number, since it uses less digits than its factorization.
28835844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126499 (or 126497 counting only the distinct ones).
The product of its digits is 245760, while the sum is 42.
The square root of 28835844 is about 5369.9016750775. The cubic root of 28835844 is about 306.6508850312.
The spelling of 28835844 in words is "twenty-eight million, eight hundred thirty-five thousand, eight hundred forty-four".
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