Q: Is 168,480,780 a Composite Number?

Why is 168,480,780 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 168,480,780 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 61 65 78 122 130 156 183 195 244 260 305 366 390 610 732 780 793 915 1,220 1,586 1,830 2,379 3,172 3,541 3,660 3,965 4,758 7,082 7,930 9,516 10,623 11,895 14,164 15,860 17,705 21,246 23,790 35,410 42,492 46,033 47,580 53,115 70,820 92,066 106,230 138,099 184,132 212,460 216,001 230,165 276,198 432,002 460,330 552,396 648,003 690,495 864,004 920,660 1,080,005 1,296,006 1,380,990 2,160,010 2,592,012 2,761,980 2,808,013 3,240,015 4,320,020 5,616,026 6,480,030 8,424,039 11,232,052 12,960,060 14,040,065 16,848,078 28,080,130 33,696,156 42,120,195 56,160,260 84,240,390 and 168,480,780, with no remainder.

Since 168,480,780 cannot be divided by just 1 and 168,480,780, 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).