Base | Representation |
---|---|
bin | 110110111110… |
… | …0110111101110 |
3 | 2000020100202100 |
4 | 1231330313232 |
5 | 24334314042 |
6 | 2505435530 |
7 | 466664064 |
oct | 155746756 |
9 | 60210670 |
10 | 28823022 |
11 | 152a7188 |
12 | 979bba6 |
13 | 5c82357 |
14 | 3b84034 |
15 | 27e524c |
hex | 1b7cdee |
28823022 has 24 divisors (see below), whose sum is σ = 62754120. Its totient is φ = 9560880.
The previous prime is 28823021. The next prime is 28823051. The reversal of 28823022 is 22032882.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28823021) 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, 4 + ... + 7592.
It is an arithmetic number, because the mean of its divisors is an integer number (2614755).
Almost surely, 228823022 is an apocalyptic number.
28823022 is an abundant number, since it is smaller than the sum of its proper divisors (33931098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28823022 is a wasteful number, since it uses less digits than its factorization.
28823022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7808 (or 7805 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 28823022 is about 5368.7076657237. The cubic root of 28823022 is about 306.6054270175.
The spelling of 28823022 in words is "twenty-eight million, eight hundred twenty-three thousand, twenty-two".
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