Q: Is 4,004,378 a Prime Number?
A: No, 4,004,378 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 4004378 can be evenly divided by 1 2 7 14 29 49 58 98 203 406 1,409 1,421 2,818 2,842 9,863 19,726 40,861 69,041 81,722 138,082 286,027 572,054 2,002,189 and 4,004,378, with no remainder.
Since 4,004,378 cannot be divided by just 1 and 4,004,378, it is not a prime number.