Q: Is 8,428 a Prime Number?
A: No, 8,428 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 8428 can be evenly divided by 1 2 4 7 14 28 43 49 86 98 172 196 301 602 1,204 2,107 4,214 and 8,428, with no remainder.
Since 8,428 cannot be divided by just 1 and 8,428, it is not a prime number.