Q: Is 338,381 a Prime Number?
A: No, 338,381 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 338381 can be evenly divided by 1 523 647 and 338,381, with no remainder.
Since 338,381 cannot be divided by just 1 and 338,381, it is not a prime number.