Q: Is 4,389 a Composite Number?
A: Yes, 4,389 is a composite number.
The number 4,389 can be evenly divided by 1 3 7 11 19 21 33 57 77 133 209 231 399 627 1,463 and 4,389, with no remainder.
Since 4,389 cannot be divided by just 1 and 4,389, it is a composite number.