Q: Is 121,928 a Prime Number?
A: No, 121,928 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 121928 can be evenly divided by 1 2 4 8 15,241 30,482 60,964 and 121,928, with no remainder.
Since 121,928 cannot be divided by just 1 and 121,928, it is not a prime number.