Q: Is 67,894,470 a Composite Number?

Why is 67,894,470 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 67,894,470 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 90 105 126 135 189 210 270 315 378 630 945 1,890 35,923 71,846 107,769 179,615 215,538 251,461 323,307 359,230 502,922 538,845 646,614 754,383 969,921 1,077,690 1,257,305 1,508,766 1,616,535 1,939,842 2,263,149 2,514,610 3,233,070 3,771,915 4,526,298 4,849,605 6,789,447 7,543,830 9,699,210 11,315,745 13,578,894 22,631,490 33,947,235 and 67,894,470, with no remainder.

Since 67,894,470 cannot be divided by just 1 and 67,894,470, 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).