Base | Representation |
---|---|
bin | 110111000010… |
… | …0000001000000 |
3 | 2000021211220021 |
4 | 1232010001000 |
5 | 24341233123 |
6 | 2510223224 |
7 | 500145313 |
oct | 156040100 |
9 | 60254807 |
10 | 28852288 |
11 | 15317173 |
12 | 97b4b14 |
13 | 5c9277a |
14 | 3b9097a |
15 | 27edc5d |
hex | 1b84040 |
28852288 has 14 divisors (see below), whose sum is σ = 57253886. Its totient is φ = 14426112.
The previous prime is 28852273. The next prime is 28852297. The reversal of 28852288 is 88225882.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 28815424 + 36864 = 5368^2 + 192^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225345 + ... + 225472.
Almost surely, 228852288 is an apocalyptic number.
It is an amenable number.
28852288 is a deficient number, since it is larger than the sum of its proper divisors (28401598).
28852288 is an equidigital number, since it uses as much as digits as its factorization.
28852288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 450829 (or 450819 counting only the distinct ones).
The product of its digits is 163840, while the sum is 43.
The square root of 28852288 is about 5371.4325835851. The cubic root of 28852288 is about 306.7091644528.
The spelling of 28852288 in words is "twenty-eight million, eight hundred fifty-two thousand, two hundred eighty-eight".
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