Q: Is 15,132,312 a Composite Number?

Why is 15,132,312 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 15,132,312 can be evenly divided by 1 2 3 4 6 8 9 12 13 17 18 24 26 27 34 36 39 51 52 54 68 72 78 102 104 108 117 136 153 156 204 216 221 234 306 312 317 351 408 442 459 468 612 634 663 702 884 918 936 951 1,224 1,268 1,326 1,404 1,768 1,836 1,902 1,989 2,536 2,652 2,808 2,853 3,672 3,804 3,978 4,121 5,304 5,389 5,706 5,967 7,608 7,956 8,242 8,559 10,778 11,412 11,934 12,363 15,912 16,167 16,484 17,118 21,556 22,824 23,868 24,726 32,334 32,968 34,236 37,089 43,112 47,736 48,501 49,452 64,668 68,472 70,057 74,178 97,002 98,904 111,267 129,336 140,114 145,503 148,356 194,004 210,171 222,534 280,228 291,006 296,712 388,008 420,342 445,068 560,456 582,012 630,513 840,684 890,136 1,164,024 1,261,026 1,681,368 1,891,539 2,522,052 3,783,078 5,044,104 7,566,156 and 15,132,312, with no remainder.

Since 15,132,312 cannot be divided by just 1 and 15,132,312, 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).