Q: Is 1,663,662 a Composite Number?

Why is 1,663,662 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 1,663,662 can be evenly divided by 1 2 3 6 7 11 13 14 21 22 26 33 39 42 66 77 78 91 143 154 182 231 273 277 286 429 462 546 554 831 858 1,001 1,662 1,939 2,002 3,003 3,047 3,601 3,878 5,817 6,006 6,094 7,202 9,141 10,803 11,634 18,282 21,329 21,606 25,207 39,611 42,658 50,414 63,987 75,621 79,222 118,833 127,974 151,242 237,666 277,277 554,554 831,831 and 1,663,662, with no remainder.

Since 1,663,662 cannot be divided by just 1 and 1,663,662, 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).