Q: Is 21,642 a Composite Number?
A: Yes, 21,642 is a composite number.
The number 21,642 can be evenly divided by 1 2 3 6 3,607 7,214 10,821 and 21,642, with no remainder.
Since 21,642 cannot be divided by just 1 and 21,642, it is a composite number.