Q: Is 8,319,720 a Composite Number?

Why is 8,319,720 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 8,319,720 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 41 57 60 76 82 89 95 114 120 123 152 164 178 190 205 228 246 267 285 328 356 380 410 445 456 492 534 570 615 712 760 779 820 890 984 1,068 1,140 1,230 1,335 1,558 1,640 1,691 1,780 2,136 2,280 2,337 2,460 2,670 3,116 3,382 3,560 3,649 3,895 4,674 4,920 5,073 5,340 6,232 6,764 7,298 7,790 8,455 9,348 10,146 10,680 10,947 11,685 13,528 14,596 15,580 16,910 18,245 18,696 20,292 21,894 23,370 25,365 29,192 31,160 33,820 36,490 40,584 43,788 46,740 50,730 54,735 67,640 69,331 72,980 87,576 93,480 101,460 109,470 138,662 145,960 202,920 207,993 218,940 277,324 346,655 415,986 437,880 554,648 693,310 831,972 1,039,965 1,386,620 1,663,944 2,079,930 2,773,240 4,159,860 and 8,319,720, with no remainder.

Since 8,319,720 cannot be divided by just 1 and 8,319,720, 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).