Q: Is 142,821 a Composite Number?
A: Yes, 142,821 is a composite number.
The number 142,821 can be evenly divided by 1 3 7 9 21 63 2,267 6,801 15,869 20,403 47,607 and 142,821, with no remainder.
Since 142,821 cannot be divided by just 1 and 142,821, it is a composite number.