Q: Is 78,209 a Prime Number?
A: No, 78,209 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 78209 can be evenly divided by 1 197 397 and 78,209, with no remainder.
Since 78,209 cannot be divided by just 1 and 78,209, it is not a prime number.