Q: Is 340,347 a Prime Number?
A: No, 340,347 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 340347 can be evenly divided by 1 3 7 19 21 57 133 399 853 2,559 5,971 16,207 17,913 48,621 113,449 and 340,347, with no remainder.
Since 340,347 cannot be divided by just 1 and 340,347, it is not a prime number.