Q: Is 428,540 a Composite Number?
A: Yes, 428,540 is a composite number.
The number 428,540 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 140 3,061 6,122 12,244 15,305 21,427 30,610 42,854 61,220 85,708 107,135 214,270 and 428,540, with no remainder.
Since 428,540 cannot be divided by just 1 and 428,540, it is a composite number.