Q: Is 121,818 a Prime Number?
A: No, 121,818 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 121818 can be evenly divided by 1 2 3 6 79 158 237 257 474 514 771 1,542 20,303 40,606 60,909 and 121,818, with no remainder.
Since 121,818 cannot be divided by just 1 and 121,818, it is not a prime number.