Q: Is 12,513,270 a Composite Number?

Why is 12,513,270 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 12,513,270 can be evenly divided by 1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 42 55 66 70 77 105 110 154 165 210 231 330 385 462 770 1,155 2,310 5,417 10,834 16,251 27,085 32,502 37,919 54,170 59,587 75,838 81,255 113,757 119,174 162,510 178,761 189,595 227,514 297,935 357,522 379,190 417,109 568,785 595,870 834,218 893,805 1,137,570 1,251,327 1,787,610 2,085,545 2,502,654 4,171,090 6,256,635 and 12,513,270, with no remainder.

Since 12,513,270 cannot be divided by just 1 and 12,513,270, 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).