Q: Is 340 a Prime Number?
A: No, 340 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 340 can be evenly divided by 1 2 4 5 10 17 20 34 68 85 170 and 340, with no remainder.
Since 340 cannot be divided by just 1 and 340, it is not a prime number.