Q: Is 7,241,780 a Composite Number?

Why is 7,241,780 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 7,241,780 can be evenly divided by 1 2 4 5 7 10 13 14 20 23 26 28 35 46 52 65 70 91 92 115 130 140 161 173 182 230 260 299 322 346 364 455 460 598 644 692 805 865 910 1,196 1,211 1,495 1,610 1,730 1,820 2,093 2,249 2,422 2,990 3,220 3,460 3,979 4,186 4,498 4,844 5,980 6,055 7,958 8,372 8,996 10,465 11,245 12,110 15,743 15,916 19,895 20,930 22,490 24,220 27,853 31,486 39,790 41,860 44,980 51,727 55,706 62,972 78,715 79,580 103,454 111,412 139,265 157,430 206,908 258,635 278,530 314,860 362,089 517,270 557,060 724,178 1,034,540 1,448,356 1,810,445 3,620,890 and 7,241,780, with no remainder.

Since 7,241,780 cannot be divided by just 1 and 7,241,780, 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).