Q: Is 1,242,360 a Composite Number?

Why is 1,242,360 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 1,242,360 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 20 21 24 28 29 30 34 35 36 40 42 45 51 56 58 60 63 68 70 72 84 85 87 90 102 105 116 119 120 126 136 140 145 153 168 170 174 180 203 204 210 232 238 252 255 261 280 290 306 315 340 348 357 360 406 408 420 435 476 493 504 510 522 580 595 609 612 630 680 696 714 765 812 840 870 952 986 1,015 1,020 1,044 1,071 1,160 1,190 1,218 1,224 1,260 1,305 1,428 1,479 1,530 1,624 1,740 1,785 1,827 1,972 2,030 2,040 2,088 2,142 2,380 2,436 2,465 2,520 2,610 2,856 2,958 3,045 3,060 3,451 3,480 3,570 3,654 3,944 4,060 4,284 4,437 4,760 4,872 4,930 5,220 5,355 5,916 6,090 6,120 6,902 7,140 7,308 7,395 8,120 8,568 8,874 9,135 9,860 10,353 10,440 10,710 11,832 12,180 13,804 14,280 14,616 14,790 17,255 17,748 18,270 19,720 20,706 21,420 22,185 24,360 27,608 29,580 31,059 34,510 35,496 36,540 41,412 42,840 44,370 51,765 59,160 62,118 69,020 73,080 82,824 88,740 103,530 124,236 138,040 155,295 177,480 207,060 248,472 310,590 414,120 621,180 and 1,242,360, with no remainder.

Since 1,242,360 cannot be divided by just 1 and 1,242,360, 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).