Q: Is 3,315,643 a Composite Number?
A: No, 3,315,643 is not a composite number; it is a prime number.
The number 3,315,643 can be evenly divided by 1 and 3,315,643, with no remainder.
Since 3,315,643 can be divided by just 1 and 3,315,643, it is not a composite number.