Q: Is 20,559 a Composite Number?
A: Yes, 20,559 is a composite number.
The number 20,559 can be evenly divided by 1 3 7 11 21 33 77 89 231 267 623 979 1,869 2,937 6,853 and 20,559, with no remainder.
Since 20,559 cannot be divided by just 1 and 20,559, it is a composite number.