Q: Is 1,122,880 a Prime Number?
A: No, 1,122,880 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 1122880 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 29 32 40 44 55 58 64 80 88 110 116 121 145 160 176 220 232 242 290 319 320 352 440 464 484 580 605 638 704 880 928 968 1,160 1,210 1,276 1,595 1,760 1,856 1,936 2,320 2,420 2,552 3,190 3,509 3,520 3,872 4,640 4,840 5,104 6,380 7,018 7,744 9,280 9,680 10,208 12,760 14,036 17,545 19,360 20,416 25,520 28,072 35,090 38,720 51,040 56,144 70,180 102,080 112,288 140,360 224,576 280,720 561,440 and 1,122,880, with no remainder.
Since 1,122,880 cannot be divided by just 1 and 1,122,880, it is not a prime number.