Base | Representation |
---|---|
bin | 110111000001… |
… | …1101110101000 |
3 | 2000021210021201 |
4 | 1232003232220 |
5 | 24341213422 |
6 | 2510213544 |
7 | 500142013 |
oct | 156035650 |
9 | 60253251 |
10 | 28851112 |
11 | 153162a4 |
12 | 97b42b4 |
13 | 5c92084 |
14 | 3b9037a |
15 | 27ed727 |
hex | 1b83ba8 |
28851112 has 8 divisors (see below), whose sum is σ = 54095850. Its totient is φ = 14425552.
The previous prime is 28851107. The next prime is 28851127. The reversal of 28851112 is 21115882.
It can be written as a sum of positive squares in only one way, i.e., 19766916 + 9084196 = 4446^2 + 3014^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1803187 + ... + 1803202.
Almost surely, 228851112 is an apocalyptic number.
It is an amenable number.
28851112 is a deficient number, since it is larger than the sum of its proper divisors (25244738).
28851112 is a wasteful number, since it uses less digits than its factorization.
28851112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3606395 (or 3606391 counting only the distinct ones).
The product of its digits is 1280, while the sum is 28.
The square root of 28851112 is about 5371.3231144663. The cubic root of 28851112 is about 306.7049973092.
Adding to 28851112 its reverse (21115882), we get a palindrome (49966994).
The spelling of 28851112 in words is "twenty-eight million, eight hundred fifty-one thousand, one hundred twelve".
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