Q: Is 1,821,613 a Composite Number?
A: No, 1,821,613 is not a composite number; it is a prime number.
The number 1,821,613 can be evenly divided by 1 and 1,821,613, with no remainder.
Since 1,821,613 can be divided by just 1 and 1,821,613, it is not a composite number.