Q: Is 1,128,120 a Composite Number?

Why is 1,128,120 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 1,128,120 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 17 20 21 24 28 30 34 35 40 42 51 56 60 68 70 79 84 85 102 105 119 120 136 140 158 168 170 204 210 237 238 255 280 316 340 357 395 408 420 474 476 510 553 595 632 680 714 790 840 948 952 1,020 1,106 1,185 1,190 1,343 1,428 1,580 1,659 1,785 1,896 2,040 2,212 2,370 2,380 2,686 2,765 2,856 3,160 3,318 3,570 4,029 4,424 4,740 4,760 5,372 5,530 6,636 6,715 7,140 8,058 8,295 9,401 9,480 10,744 11,060 13,272 13,430 14,280 16,116 16,590 18,802 20,145 22,120 26,860 28,203 32,232 33,180 37,604 40,290 47,005 53,720 56,406 66,360 75,208 80,580 94,010 112,812 141,015 161,160 188,020 225,624 282,030 376,040 564,060 and 1,128,120, with no remainder.

Since 1,128,120 cannot be divided by just 1 and 1,128,120, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).