Q: Is 18,990 a Composite Number?
A: Yes, 18,990 is a composite number.
The number 18,990 can be evenly divided by 1 2 3 5 6 9 10 15 18 30 45 90 211 422 633 1,055 1,266 1,899 2,110 3,165 3,798 6,330 9,495 and 18,990, with no remainder.
Since 18,990 cannot be divided by just 1 and 18,990, it is a composite number.