Q: Is 1,668,004 a Prime Number?
A: No, 1,668,004 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 1668004 can be evenly divided by 1 2 4 13 26 52 32,077 64,154 128,308 417,001 834,002 and 1,668,004, with no remainder.
Since 1,668,004 cannot be divided by just 1 and 1,668,004, it is not a prime number.