Q: Is 322,428 a Prime Number?
A: No, 322,428 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 322428 can be evenly divided by 1 2 3 4 6 12 97 194 277 291 388 554 582 831 1,108 1,164 1,662 3,324 26,869 53,738 80,607 107,476 161,214 and 322,428, with no remainder.
Since 322,428 cannot be divided by just 1 and 322,428, it is not a prime number.