Q: Is 342,781 a Prime Number?
A: No, 342,781 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 342781 can be evenly divided by 1 79 4,339 and 342,781, with no remainder.
Since 342,781 cannot be divided by just 1 and 342,781, it is not a prime number.