Q: Is 68,137,440 a Composite Number?

Why is 68,137,440 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 68,137,440 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 80 84 96 98 105 112 120 140 147 160 168 196 210 224 240 245 280 294 336 392 420 480 490 560 588 672 735 784 840 980 1,120 1,176 1,470 1,568 1,680 1,960 2,352 2,897 2,940 3,360 3,920 4,704 5,794 5,880 7,840 8,691 11,588 11,760 14,485 17,382 20,279 23,176 23,520 28,970 34,764 40,558 43,455 46,352 57,940 60,837 69,528 81,116 86,910 92,704 101,395 115,880 121,674 139,056 141,953 162,232 173,820 202,790 231,760 243,348 278,112 283,906 304,185 324,464 347,640 405,580 425,859 463,520 486,696 567,812 608,370 648,928 695,280 709,765 811,160 851,718 973,392 1,135,624 1,216,740 1,390,560 1,419,530 1,622,320 1,703,436 1,946,784 2,129,295 2,271,248 2,433,480 2,839,060 3,244,640 3,406,872 4,258,590 4,542,496 4,866,960 5,678,120 6,813,744 8,517,180 9,733,920 11,356,240 13,627,488 17,034,360 22,712,480 34,068,720 and 68,137,440, with no remainder.

Since 68,137,440 cannot be divided by just 1 and 68,137,440, 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).