Q: Is 7,821,397 a Composite Number?
A: No, 7,821,397 is not a composite number; it is a prime number.
The number 7,821,397 can be evenly divided by 1 and 7,821,397, with no remainder.
Since 7,821,397 can be divided by just 1 and 7,821,397, it is not a composite number.