Q: Is 78,407 a Prime Number?
A: No, 78,407 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 78407 can be evenly divided by 1 7 23 161 487 3,409 11,201 and 78,407, with no remainder.
Since 78,407 cannot be divided by just 1 and 78,407, it is not a prime number.