Q: Is 2,460,780 a Composite Number?

Why is 2,460,780 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 2,460,780 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 31 35 36 42 45 49 54 60 62 63 70 81 84 90 93 98 105 108 124 126 135 140 147 155 162 180 186 189 196 210 217 245 252 270 279 294 310 315 324 372 378 405 420 434 441 465 490 540 558 567 588 620 630 651 735 756 810 837 868 882 930 945 980 1,085 1,116 1,134 1,260 1,302 1,323 1,395 1,470 1,519 1,620 1,674 1,764 1,860 1,890 1,953 2,170 2,205 2,268 2,511 2,604 2,646 2,790 2,835 2,940 3,038 3,255 3,348 3,780 3,906 3,969 4,185 4,340 4,410 4,557 5,022 5,292 5,580 5,670 5,859 6,076 6,510 6,615 7,595 7,812 7,938 8,370 8,820 9,114 9,765 10,044 11,340 11,718 12,555 13,020 13,230 13,671 15,190 15,876 16,740 17,577 18,228 19,530 19,845 22,785 23,436 25,110 26,460 27,342 29,295 30,380 35,154 39,060 39,690 41,013 45,570 50,220 54,684 58,590 68,355 70,308 79,380 82,026 87,885 91,140 117,180 123,039 136,710 164,052 175,770 205,065 246,078 273,420 351,540 410,130 492,156 615,195 820,260 1,230,390 and 2,460,780, with no remainder.

Since 2,460,780 cannot be divided by just 1 and 2,460,780, 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).