Q: Is 12,690,510 a Composite Number?

Why is 12,690,510 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 12,690,510 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 89 97 98 105 147 178 194 210 245 267 291 294 445 485 490 534 582 623 679 735 890 970 1,246 1,335 1,358 1,455 1,470 1,869 2,037 2,670 2,910 3,115 3,395 3,738 4,074 4,361 4,753 6,230 6,790 8,633 8,722 9,345 9,506 10,185 13,083 14,259 17,266 18,690 20,370 21,805 23,765 25,899 26,166 28,518 43,165 43,610 47,530 51,798 60,431 65,415 71,295 86,330 120,862 129,495 130,830 142,590 181,293 258,990 302,155 362,586 423,017 604,310 846,034 906,465 1,269,051 1,812,930 2,115,085 2,538,102 4,230,170 6,345,255 and 12,690,510, with no remainder.

Since 12,690,510 cannot be divided by just 1 and 12,690,510, 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).