Q: Is 121,864 a Prime Number?
A: No, 121,864 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 121864 can be evenly divided by 1 2 4 8 15,233 30,466 60,932 and 121,864, with no remainder.
Since 121,864 cannot be divided by just 1 and 121,864, it is not a prime number.