Q: Is 321,919 a Prime Number?
A: No, 321,919 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 321919 can be evenly divided by 1 13 24,763 and 321,919, with no remainder.
Since 321,919 cannot be divided by just 1 and 321,919, it is not a prime number.