Q: Is 320,909 a Prime Number?
A: No, 320,909 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 320909 can be evenly divided by 1 17 43 439 731 7,463 18,877 and 320,909, with no remainder.
Since 320,909 cannot be divided by just 1 and 320,909, it is not a prime number.