Q: Is 21,396 a Composite Number?
A: Yes, 21,396 is a composite number.
The number 21,396 can be evenly divided by 1 2 3 4 6 12 1,783 3,566 5,349 7,132 10,698 and 21,396, with no remainder.
Since 21,396 cannot be divided by just 1 and 21,396, it is a composite number.