Q: Is 1,987,986 a Composite Number?

Why is 1,987,986 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 1,987,986 can be evenly divided by 1 2 3 6 7 11 13 14 21 22 26 33 39 42 66 77 78 91 143 154 182 231 273 286 331 429 462 546 662 858 993 1,001 1,986 2,002 2,317 3,003 3,641 4,303 4,634 6,006 6,951 7,282 8,606 10,923 12,909 13,902 21,846 25,487 25,818 30,121 47,333 50,974 60,242 76,461 90,363 94,666 141,999 152,922 180,726 283,998 331,331 662,662 993,993 and 1,987,986, with no remainder.

Since 1,987,986 cannot be divided by just 1 and 1,987,986, 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).