Q: Is 426,428 a Prime Number?
A: No, 426,428 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 426428 can be evenly divided by 1 2 4 17 34 68 6,271 12,542 25,084 106,607 213,214 and 426,428, with no remainder.
Since 426,428 cannot be divided by just 1 and 426,428, it is not a prime number.