Q: Is 23,211,510 a Composite Number?

Why is 23,211,510 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 23,211,510 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 107 210 214 321 535 642 749 1,033 1,070 1,498 1,605 2,066 2,247 3,099 3,210 3,745 4,494 5,165 6,198 7,231 7,490 10,330 11,235 14,462 15,495 21,693 22,470 30,990 36,155 43,386 72,310 108,465 110,531 216,930 221,062 331,593 552,655 663,186 773,717 1,105,310 1,547,434 1,657,965 2,321,151 3,315,930 3,868,585 4,642,302 7,737,170 11,605,755 and 23,211,510, with no remainder.

Since 23,211,510 cannot be divided by just 1 and 23,211,510, 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).