Q: Is 1,143,120 a Prime Number?
A: No, 1,143,120 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 1143120 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 433 440 528 660 866 880 1,299 1,320 1,732 2,165 2,598 2,640 3,464 4,330 4,763 5,196 6,495 6,928 8,660 9,526 10,392 12,990 14,289 17,320 19,052 20,784 23,815 25,980 28,578 34,640 38,104 47,630 51,960 57,156 71,445 76,208 95,260 103,920 114,312 142,890 190,520 228,624 285,780 381,040 571,560 and 1,143,120, with no remainder.
Since 1,143,120 cannot be divided by just 1 and 1,143,120, it is not a prime number.