Q: Is 121,510 a Prime Number?
A: No, 121,510 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 121510 can be evenly divided by 1 2 5 10 29 58 145 290 419 838 2,095 4,190 12,151 24,302 60,755 and 121,510, with no remainder.
Since 121,510 cannot be divided by just 1 and 121,510, it is not a prime number.