Q: Is 10,209 a Prime Number?
A: No, 10,209 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 10209 can be evenly divided by 1 3 41 83 123 249 3,403 and 10,209, with no remainder.
Since 10,209 cannot be divided by just 1 and 10,209, it is not a prime number.