Q: Is 671,814 a Composite Number?

Why is 671,814 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 671,814 can be evenly divided by 1 2 3 6 9 11 13 18 22 26 27 29 33 39 54 58 66 78 81 87 99 117 143 162 174 198 234 261 286 297 319 351 377 429 522 594 638 702 754 783 858 891 957 1,053 1,131 1,287 1,566 1,782 1,914 2,106 2,262 2,349 2,574 2,871 3,393 3,861 4,147 4,698 5,742 6,786 7,722 8,294 8,613 10,179 11,583 12,441 17,226 20,358 23,166 24,882 25,839 30,537 37,323 51,678 61,074 74,646 111,969 223,938 335,907 and 671,814, with no remainder.

Since 671,814 cannot be divided by just 1 and 671,814, 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).