Q: Is 28,540 a Composite Number?
A: Yes, 28,540 is a composite number.
The number 28,540 can be evenly divided by 1 2 4 5 10 20 1,427 2,854 5,708 7,135 14,270 and 28,540, with no remainder.
Since 28,540 cannot be divided by just 1 and 28,540, it is a composite number.