Q: Is 121,505 a Prime Number?
A: No, 121,505 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 121505 can be evenly divided by 1 5 19 95 1,279 6,395 24,301 and 121,505, with no remainder.
Since 121,505 cannot be divided by just 1 and 121,505, it is not a prime number.