Base | Representation |
---|---|
bin | 110110000101… |
… | …0011011001010 |
3 | 1222100112201102 |
4 | 1230022123022 |
5 | 24224314000 |
6 | 2451421402 |
7 | 463002311 |
oct | 154123312 |
9 | 58315642 |
10 | 28354250 |
11 | 15006a71 |
12 | 95b4862 |
13 | 5b49b82 |
14 | 3aa1278 |
15 | 27513d5 |
hex | 1b0a6ca |
28354250 has 16 divisors (see below), whose sum is σ = 53079624. Its totient is φ = 11341600.
The previous prime is 28354241. The next prime is 28354267. The reversal of 28354250 is 5245382.
It can be written as a sum of positive squares in 4 ways, for example, as 4255969 + 24098281 = 2063^2 + 4909^2 .
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, 56459 + ... + 56958.
Almost surely, 228354250 is an apocalyptic number.
28354250 is a deficient number, since it is larger than the sum of its proper divisors (24725374).
28354250 is a wasteful number, since it uses less digits than its factorization.
28354250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113434 (or 113424 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 29.
The square root of 28354250 is about 5324.8708904536. The cubic root of 28354250 is about 304.9341432655.
The spelling of 28354250 in words is "twenty-eight million, three hundred fifty-four thousand, two hundred fifty".
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