Q: Is 985,509 a Prime Number?
A: No, 985,509 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 985509 can be evenly divided by 1 3 7 9 21 63 15,643 46,929 109,501 140,787 328,503 and 985,509, with no remainder.
Since 985,509 cannot be divided by just 1 and 985,509, it is not a prime number.