Q: Is 346,221 a Prime Number?
A: No, 346,221 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 346221 can be evenly divided by 1 3 9 27 12,823 38,469 115,407 and 346,221, with no remainder.
Since 346,221 cannot be divided by just 1 and 346,221, it is not a prime number.