Q: Is 42,820 a Composite Number?
A: Yes, 42,820 is a composite number.
The number 42,820 can be evenly divided by 1 2 4 5 10 20 2,141 4,282 8,564 10,705 21,410 and 42,820, with no remainder.
Since 42,820 cannot be divided by just 1 and 42,820, it is a composite number.