Q: Is 321,148 a Prime Number?
A: No, 321,148 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 321148 can be evenly divided by 1 2 4 80,287 160,574 and 321,148, with no remainder.
Since 321,148 cannot be divided by just 1 and 321,148, it is not a prime number.