Q: Is 3,140,321 a Composite Number?
A: No, 3,140,321 is not a composite number; it is a prime number.
The number 3,140,321 can be evenly divided by 1 and 3,140,321, with no remainder.
Since 3,140,321 can be divided by just 1 and 3,140,321, it is not a composite number.