Q: Is 509,949 a Prime Number?
A: No, 509,949 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 509949 can be evenly divided by 1 3 9 11 17 27 33 51 99 101 153 187 297 303 459 561 909 1,111 1,683 1,717 2,727 3,333 5,049 5,151 9,999 15,453 18,887 29,997 46,359 56,661 169,983 and 509,949, with no remainder.
Since 509,949 cannot be divided by just 1 and 509,949, it is not a prime number.