Q: Is 121,588 a Prime Number?
A: No, 121,588 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 121588 can be evenly divided by 1 2 4 113 226 269 452 538 1,076 30,397 60,794 and 121,588, with no remainder.
Since 121,588 cannot be divided by just 1 and 121,588, it is not a prime number.