Q: Is 239,478 a Prime Number?
A: No, 239,478 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 239478 can be evenly divided by 1 2 3 6 167 239 334 478 501 717 1,002 1,434 39,913 79,826 119,739 and 239,478, with no remainder.
Since 239,478 cannot be divided by just 1 and 239,478, it is not a prime number.