Q: Is 121,678 a Prime Number?
A: No, 121,678 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 121678 can be evenly divided by 1 2 83 166 733 1,466 60,839 and 121,678, with no remainder.
Since 121,678 cannot be divided by just 1 and 121,678, it is not a prime number.