Q: Is 3,578,940 a Composite Number?

Why is 3,578,940 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 3,578,940 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 59 60 90 118 177 180 236 295 337 354 531 590 674 708 885 1,011 1,062 1,180 1,348 1,685 1,770 2,022 2,124 2,655 3,033 3,370 3,540 4,044 5,055 5,310 6,066 6,740 10,110 10,620 12,132 15,165 19,883 20,220 30,330 39,766 59,649 60,660 79,532 99,415 119,298 178,947 198,830 238,596 298,245 357,894 397,660 596,490 715,788 894,735 1,192,980 1,789,470 and 3,578,940, with no remainder.

Since 3,578,940 cannot be divided by just 1 and 3,578,940, 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).