Base | Representation |
---|---|
bin | 110111010000110 |
3 | 1102210221 |
4 | 12322012 |
5 | 1401134 |
6 | 334554 |
7 | 145330 |
oct | 67206 |
9 | 42727 |
10 | 28294 |
11 | 1a292 |
12 | 1445a |
13 | cb56 |
14 | a450 |
15 | 85b4 |
hex | 6e86 |
28294 has 16 divisors (see below), whose sum is σ = 50688. Its totient is φ = 11592.
The previous prime is 28289. The next prime is 28297. The reversal of 28294 is 49282.
It is a plaindrome in base 12.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28297) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579 + ... + 625.
It is an arithmetic number, because the mean of its divisors is an integer number (3168).
228294 is an apocalyptic number.
28294 is a deficient number, since it is larger than the sum of its proper divisors (22394).
28294 is a wasteful number, since it uses less digits than its factorization.
28294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99.
The product of its digits is 1152, while the sum is 25.
The square root of 28294 is about 168.2082043183. The cubic root of 28294 is about 30.4718005054.
The spelling of 28294 in words is "twenty-eight thousand, two hundred ninety-four".
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