Q: Is 15,908,970 a Composite Number?

Why is 15,908,970 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 15,908,970 can be evenly divided by 1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 55 66 70 71 77 97 105 110 142 154 165 194 210 213 231 291 330 355 385 426 462 485 497 582 679 710 770 781 970 994 1,065 1,067 1,155 1,358 1,455 1,491 1,562 2,037 2,130 2,134 2,310 2,343 2,485 2,910 2,982 3,201 3,395 3,905 4,074 4,686 4,970 5,335 5,467 6,402 6,790 6,887 7,455 7,469 7,810 10,185 10,670 10,934 11,715 13,774 14,910 14,938 16,005 16,401 20,370 20,661 22,407 23,430 27,335 32,010 32,802 34,435 37,345 41,322 44,814 48,209 54,670 68,870 74,690 75,757 82,005 96,418 103,305 112,035 144,627 151,514 164,010 206,610 224,070 227,271 241,045 289,254 378,785 454,542 482,090 530,299 723,135 757,570 1,060,598 1,136,355 1,446,270 1,590,897 2,272,710 2,651,495 3,181,794 5,302,990 7,954,485 and 15,908,970, with no remainder.

Since 15,908,970 cannot be divided by just 1 and 15,908,970, 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).