Q: Is 3,991,004 a Prime Number?
A: No, 3,991,004 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 3991004 can be evenly divided by 1 2 4 997,751 1,995,502 and 3,991,004, with no remainder.
Since 3,991,004 cannot be divided by just 1 and 3,991,004, it is not a prime number.