Q: Is 2,509,509 a Prime Number?
A: No, 2,509,509 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 2509509 can be evenly divided by 1 3 167 501 5,009 15,027 836,503 and 2,509,509, with no remainder.
Since 2,509,509 cannot be divided by just 1 and 2,509,509, it is not a prime number.