Q: Is 120,509 a Prime Number?
A: No, 120,509 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 120509 can be evenly divided by 1 37 3,257 and 120,509, with no remainder.
Since 120,509 cannot be divided by just 1 and 120,509, it is not a prime number.