Base | Representation |
---|---|
bin | 110111011000111 |
3 | 1102220100 |
4 | 12323013 |
5 | 1401414 |
6 | 335143 |
7 | 145452 |
oct | 67307 |
9 | 42810 |
10 | 28359 |
11 | 1a341 |
12 | 144b3 |
13 | cba6 |
14 | a499 |
15 | 8609 |
hex | 6ec7 |
28359 has 12 divisors (see below), whose sum is σ = 43056. Its totient is φ = 17952.
The previous prime is 28351. The next prime is 28387. The reversal of 28359 is 95382.
It is not a de Polignac number, because 28359 - 23 = 28351 is a prime.
28359 is a lucky number.
It is a nialpdrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139 + ... + 275.
It is an arithmetic number, because the mean of its divisors is an integer number (3588).
228359 is an apocalyptic number.
28359 is a deficient number, since it is larger than the sum of its proper divisors (14697).
28359 is a wasteful number, since it uses less digits than its factorization.
28359 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166 (or 163 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 28359 is about 168.4013064082. The cubic root of 28359 is about 30.4951170182.
The spelling of 28359 in words is "twenty-eight thousand, three hundred fifty-nine".
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