Base | Representation |
---|---|
bin | 110101111101… |
… | …1111101010100 |
3 | 1222020112102211 |
4 | 1223323331110 |
5 | 24220414441 |
6 | 2450243204 |
7 | 462334462 |
oct | 153737524 |
9 | 58215384 |
10 | 28294996 |
11 | 14a764a4 |
12 | 9586504 |
13 | 5b28c02 |
14 | 3a87832 |
15 | 273da81 |
hex | 1afbf54 |
28294996 has 12 divisors (see below), whose sum is σ = 49696948. Its totient is φ = 14095872.
The previous prime is 28294993. The next prime is 28295017. The reversal of 28294996 is 69949282.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 17338896 + 10956100 = 4164^2 + 3310^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28294993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11661 + ... + 13876.
Almost surely, 228294996 is an apocalyptic number.
It is an amenable number.
28294996 is a deficient number, since it is larger than the sum of its proper divisors (21401952).
28294996 is a wasteful number, since it uses less digits than its factorization.
28294996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25818 (or 25816 counting only the distinct ones).
The product of its digits is 559872, while the sum is 49.
The square root of 28294996 is about 5319.3040898223. The cubic root of 28294996 is about 304.7215805542.
The spelling of 28294996 in words is "twenty-eight million, two hundred ninety-four thousand, nine hundred ninety-six".
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