Q: Is 78,424 a Prime Number?
A: No, 78,424 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 78424 can be evenly divided by 1 2 4 8 9,803 19,606 39,212 and 78,424, with no remainder.
Since 78,424 cannot be divided by just 1 and 78,424, it is not a prime number.