Q: Is 8,517,880 a Composite Number?

Why is 8,517,880 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 8,517,880 can be evenly divided by 1 2 4 5 7 8 10 14 20 28 29 35 40 56 58 70 116 140 145 203 232 280 290 406 580 812 1,015 1,049 1,160 1,624 2,030 2,098 4,060 4,196 5,245 7,343 8,120 8,392 10,490 14,686 20,980 29,372 30,421 36,715 41,960 58,744 60,842 73,430 121,684 146,860 152,105 212,947 243,368 293,720 304,210 425,894 608,420 851,788 1,064,735 1,216,840 1,703,576 2,129,470 4,258,940 and 8,517,880, with no remainder.

Since 8,517,880 cannot be divided by just 1 and 8,517,880, 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).