Q: Is 121,512 a Prime Number?
A: No, 121,512 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 121512 can be evenly divided by 1 2 3 4 6 8 12 24 61 83 122 166 183 244 249 332 366 488 498 664 732 996 1,464 1,992 5,063 10,126 15,189 20,252 30,378 40,504 60,756 and 121,512, with no remainder.
Since 121,512 cannot be divided by just 1 and 121,512, it is not a prime number.