Q: Is 311,040 a Prime Number?
A: No, 311,040 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 311040 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 540 576 640 648 720 768 810 864 960 972 1,080 1,152 1,215 1,280 1,296 1,440 1,620 1,728 1,920 1,944 2,160 2,304 2,430 2,592 2,880 3,240 3,456 3,840 3,888 4,320 4,860 5,184 5,760 6,480 6,912 7,776 8,640 9,720 10,368 11,520 12,960 15,552 17,280 19,440 20,736 25,920 31,104 34,560 38,880 51,840 62,208 77,760 103,680 155,520 and 311,040, with no remainder.
Since 311,040 cannot be divided by just 1 and 311,040, it is not a prime number.