Q: Is 1,252,440 a Composite Number?

Why is 1,252,440 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 1,252,440 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 49 56 60 63 70 71 72 84 90 98 105 120 126 140 142 147 168 180 196 210 213 245 252 280 284 294 315 355 360 392 420 426 441 490 497 504 568 588 630 639 710 735 840 852 882 980 994 1,065 1,176 1,260 1,278 1,420 1,470 1,491 1,704 1,764 1,960 1,988 2,130 2,205 2,485 2,520 2,556 2,840 2,940 2,982 3,195 3,479 3,528 3,976 4,260 4,410 4,473 4,970 5,112 5,880 5,964 6,390 6,958 7,455 8,520 8,820 8,946 9,940 10,437 11,928 12,780 13,916 14,910 17,395 17,640 17,892 19,880 20,874 22,365 25,560 27,832 29,820 31,311 34,790 35,784 41,748 44,730 52,185 59,640 62,622 69,580 83,496 89,460 104,370 125,244 139,160 156,555 178,920 208,740 250,488 313,110 417,480 626,220 and 1,252,440, with no remainder.

Since 1,252,440 cannot be divided by just 1 and 1,252,440, 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).