Q: Is 3,873,940 a Composite Number?

Why is 3,873,940 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 3,873,940 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 49 59 67 70 98 118 134 140 196 236 245 268 295 335 413 469 490 590 670 826 938 980 1,180 1,340 1,652 1,876 2,065 2,345 2,891 3,283 3,953 4,130 4,690 5,782 6,566 7,906 8,260 9,380 11,564 13,132 14,455 15,812 16,415 19,765 27,671 28,910 32,830 39,530 55,342 57,820 65,660 79,060 110,684 138,355 193,697 276,710 387,394 553,420 774,788 968,485 1,936,970 and 3,873,940, with no remainder.

Since 3,873,940 cannot be divided by just 1 and 3,873,940, 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).