Q: Is 338,420 a Prime Number?
A: No, 338,420 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 338420 can be evenly divided by 1 2 4 5 10 20 16,921 33,842 67,684 84,605 169,210 and 338,420, with no remainder.
Since 338,420 cannot be divided by just 1 and 338,420, it is not a prime number.