Q: Is 321,498 a Prime Number?
A: No, 321,498 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 321498 can be evenly divided by 1 2 3 6 9 18 53 106 159 318 337 477 674 954 1,011 2,022 3,033 6,066 17,861 35,722 53,583 107,166 160,749 and 321,498, with no remainder.
Since 321,498 cannot be divided by just 1 and 321,498, it is not a prime number.