Q: Is 1,187,120 a Composite Number?

Why is 1,187,120 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 1,187,120 can be evenly divided by 1 2 4 5 8 10 11 16 19 20 22 38 40 44 55 71 76 80 88 95 110 142 152 176 190 209 220 284 304 355 380 418 440 568 710 760 781 836 880 1,045 1,136 1,349 1,420 1,520 1,562 1,672 2,090 2,698 2,840 3,124 3,344 3,905 4,180 5,396 5,680 6,248 6,745 7,810 8,360 10,792 12,496 13,490 14,839 15,620 16,720 21,584 26,980 29,678 31,240 53,960 59,356 62,480 74,195 107,920 118,712 148,390 237,424 296,780 593,560 and 1,187,120, with no remainder.

Since 1,187,120 cannot be divided by just 1 and 1,187,120, 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).