Q: Is 23,438,730 a Composite Number?

Why is 23,438,730 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 23,438,730 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 239 467 478 717 934 1,195 1,401 1,434 1,673 2,335 2,390 2,802 3,269 3,346 3,585 4,670 5,019 6,538 7,005 7,170 8,365 9,807 10,038 14,010 16,345 16,730 19,614 25,095 32,690 49,035 50,190 98,070 111,613 223,226 334,839 558,065 669,678 781,291 1,116,130 1,562,582 1,674,195 2,343,873 3,348,390 3,906,455 4,687,746 7,812,910 11,719,365 and 23,438,730, with no remainder.

Since 23,438,730 cannot be divided by just 1 and 23,438,730, 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).