Q: Is 1,121,120 a Composite Number?

Why is 1,121,120 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 1,121,120 can be evenly divided by 1 2 4 5 7 8 10 11 13 14 16 20 22 26 28 32 35 40 44 49 52 55 56 65 70 77 80 88 91 98 104 110 112 130 140 143 154 160 176 182 196 208 220 224 245 260 280 286 308 352 364 385 392 416 440 455 490 520 539 560 572 616 637 715 728 770 784 880 910 980 1,001 1,040 1,078 1,120 1,144 1,232 1,274 1,430 1,456 1,540 1,568 1,760 1,820 1,960 2,002 2,080 2,156 2,288 2,464 2,548 2,695 2,860 2,912 3,080 3,185 3,640 3,920 4,004 4,312 4,576 5,005 5,096 5,390 5,720 6,160 6,370 7,007 7,280 7,840 8,008 8,624 10,010 10,192 10,780 11,440 12,320 12,740 14,014 14,560 16,016 17,248 20,020 20,384 21,560 22,880 25,480 28,028 32,032 35,035 40,040 43,120 50,960 56,056 70,070 80,080 86,240 101,920 112,112 140,140 160,160 224,224 280,280 560,560 and 1,121,120, with no remainder.

Since 1,121,120 cannot be divided by just 1 and 1,121,120, 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).