Q: Is 420,425 a Prime Number?
A: No, 420,425 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 420425 can be evenly divided by 1 5 25 67 251 335 1,255 1,675 6,275 16,817 84,085 and 420,425, with no remainder.
Since 420,425 cannot be divided by just 1 and 420,425, it is not a prime number.