Q: Is 311,304 a Prime Number?
A: No, 311,304 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 311304 can be evenly divided by 1 2 3 4 6 7 8 12 14 17 21 24 28 34 42 51 56 68 84 102 109 119 136 168 204 218 238 327 357 408 436 476 654 714 763 872 952 1,308 1,428 1,526 1,853 2,289 2,616 2,856 3,052 3,706 4,578 5,559 6,104 7,412 9,156 11,118 12,971 14,824 18,312 22,236 25,942 38,913 44,472 51,884 77,826 103,768 155,652 and 311,304, with no remainder.
Since 311,304 cannot be divided by just 1 and 311,304, it is not a prime number.