Q: Is 2,625,990 a Composite Number?

Why is 2,625,990 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 2,625,990 can be evenly divided by 1 2 3 5 6 10 15 17 19 30 34 38 51 57 85 95 102 114 170 190 255 271 285 323 510 542 570 646 813 969 1,355 1,615 1,626 1,938 2,710 3,230 4,065 4,607 4,845 5,149 8,130 9,214 9,690 10,298 13,821 15,447 23,035 25,745 27,642 30,894 46,070 51,490 69,105 77,235 87,533 138,210 154,470 175,066 262,599 437,665 525,198 875,330 1,312,995 and 2,625,990, with no remainder.

Since 2,625,990 cannot be divided by just 1 and 2,625,990, 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).