Q: Is 42,426 a Prime Number?
A: No, 42,426 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 42426 can be evenly divided by 1 2 3 6 9 18 2,357 4,714 7,071 14,142 21,213 and 42,426, with no remainder.
Since 42,426 cannot be divided by just 1 and 42,426, it is not a prime number.