Q: Is 321,548 a Prime Number?
A: No, 321,548 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 321548 can be evenly divided by 1 2 4 80,387 160,774 and 321,548, with no remainder.
Since 321,548 cannot be divided by just 1 and 321,548, it is not a prime number.