Q: Is 1,378,324 a Prime Number?
A: No, 1,378,324 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 1378324 can be evenly divided by 1 2 4 37 67 74 134 139 148 268 278 556 2,479 4,958 5,143 9,313 9,916 10,286 18,626 20,572 37,252 344,581 689,162 and 1,378,324, with no remainder.
Since 1,378,324 cannot be divided by just 1 and 1,378,324, it is not a prime number.