Q: Is 1,215 a Composite Number?
A: Yes, 1,215 is a composite number.
The number 1,215 can be evenly divided by 1 3 5 9 15 27 45 81 135 243 405 and 1,215, with no remainder.
Since 1,215 cannot be divided by just 1 and 1,215, it is a composite number.