Q: Is 2,388,540 a Composite Number?

Why is 2,388,540 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 2,388,540 can be evenly divided by 1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 47 55 60 66 70 77 84 94 105 110 121 132 140 141 154 165 188 210 220 231 235 242 282 308 329 330 363 385 420 462 470 484 517 564 605 658 660 705 726 770 847 924 940 987 1,034 1,155 1,210 1,316 1,410 1,452 1,540 1,551 1,645 1,694 1,815 1,974 2,068 2,310 2,420 2,541 2,585 2,820 3,102 3,290 3,388 3,619 3,630 3,948 4,235 4,620 4,935 5,082 5,170 5,687 6,204 6,580 7,238 7,260 7,755 8,470 9,870 10,164 10,340 10,857 11,374 12,705 14,476 15,510 16,940 17,061 18,095 19,740 21,714 22,748 25,410 28,435 31,020 34,122 36,190 39,809 43,428 50,820 54,285 56,870 68,244 72,380 79,618 85,305 108,570 113,740 119,427 159,236 170,610 199,045 217,140 238,854 341,220 398,090 477,708 597,135 796,180 1,194,270 and 2,388,540, with no remainder.

Since 2,388,540 cannot be divided by just 1 and 2,388,540, 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).