Q: Is 1,678,004 a Prime Number?
A: No, 1,678,004 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 1678004 can be evenly divided by 1 2 4 19 38 76 22,079 44,158 88,316 419,501 839,002 and 1,678,004, with no remainder.
Since 1,678,004 cannot be divided by just 1 and 1,678,004, it is not a prime number.