Q: Is 338,657 a Prime Number?
A: No, 338,657 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 338657 can be evenly divided by 1 11 17 187 1,811 19,921 30,787 and 338,657, with no remainder.
Since 338,657 cannot be divided by just 1 and 338,657, it is not a prime number.