Q: Is 1,320,428 a Prime Number?
A: No, 1,320,428 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 1320428 can be evenly divided by 1 2 4 29 58 116 11,383 22,766 45,532 330,107 660,214 and 1,320,428, with no remainder.
Since 1,320,428 cannot be divided by just 1 and 1,320,428, it is not a prime number.