Q: Is 103,209 a Prime Number?
A: No, 103,209 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 103209 can be evenly divided by 1 3 34,403 and 103,209, with no remainder.
Since 103,209 cannot be divided by just 1 and 103,209, it is not a prime number.