Q: Is 862,470 a Composite Number?

Why is 862,470 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 862,470 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 37 42 45 63 70 74 90 105 111 126 185 210 222 259 315 333 370 518 555 630 666 777 1,110 1,295 1,369 1,554 1,665 2,331 2,590 2,738 3,330 3,885 4,107 4,662 6,845 7,770 8,214 9,583 11,655 12,321 13,690 19,166 20,535 23,310 24,642 28,749 41,070 47,915 57,498 61,605 86,247 95,830 123,210 143,745 172,494 287,490 431,235 and 862,470, with no remainder.

Since 862,470 cannot be divided by just 1 and 862,470, 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).