Q: Is 431,730 a Composite Number?

Why is 431,730 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 431,730 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 26 27 30 39 41 45 54 65 78 81 82 90 117 123 130 135 162 195 205 234 246 270 351 369 390 405 410 533 585 615 702 738 810 1,053 1,066 1,107 1,170 1,230 1,599 1,755 1,845 2,106 2,214 2,665 3,198 3,321 3,510 3,690 4,797 5,265 5,330 5,535 6,642 7,995 9,594 10,530 11,070 14,391 15,990 16,605 23,985 28,782 33,210 43,173 47,970 71,955 86,346 143,910 215,865 and 431,730, with no remainder.

Since 431,730 cannot be divided by just 1 and 431,730, 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).