Base | Representation |
---|---|
bin | 110111000000… |
… | …1110001110100 |
3 | 2000021101022212 |
4 | 1232001301310 |
5 | 24340434444 |
6 | 2510112552 |
7 | 500106512 |
oct | 156016164 |
9 | 60241285 |
10 | 28843124 |
11 | 153102a2 |
12 | 97ab758 |
13 | 5c8b54b |
14 | 3b8b4b2 |
15 | 27eb19e |
hex | 1b81c74 |
28843124 has 6 divisors (see below), whose sum is σ = 50475474. Its totient is φ = 14421560.
The previous prime is 28843117. The next prime is 28843151. The reversal of 28843124 is 42134882.
It can be written as a sum of positive squares in only one way, i.e., 26832400 + 2010724 = 5180^2 + 1418^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605387 + ... + 3605394.
It is an arithmetic number, because the mean of its divisors is an integer number (8412579).
Almost surely, 228843124 is an apocalyptic number.
It is an amenable number.
28843124 is a deficient number, since it is larger than the sum of its proper divisors (21632350).
28843124 is a wasteful number, since it uses less digits than its factorization.
28843124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7210785 (or 7210783 counting only the distinct ones).
The product of its digits is 12288, while the sum is 32.
The square root of 28843124 is about 5370.5794845622. The cubic root of 28843124 is about 306.6766889184.
The spelling of 28843124 in words is "twenty-eight million, eight hundred forty-three thousand, one hundred twenty-four".
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