Q: Is 339,943 a Prime Number?
A: Yes, 339,943 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 339943 can be evenly divided by 1 and 339,943, with no remainder.
Since 339,943 can be divided by just 1 and 339,943, it is a prime number.