Q: Is 422,138 a Prime Number?
A: No, 422,138 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 422138 can be evenly divided by 1 2 83 166 2,543 5,086 211,069 and 422,138, with no remainder.
Since 422,138 cannot be divided by just 1 and 422,138, it is not a prime number.