Q: Is 2,512,510 a Composite Number?

Why is 2,512,510 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 2,512,510 can be evenly divided by 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 251 286 385 455 502 715 770 910 1,001 1,255 1,430 1,757 2,002 2,510 2,761 3,263 3,514 5,005 5,522 6,526 8,785 10,010 13,805 16,315 17,570 19,327 22,841 27,610 32,630 35,893 38,654 45,682 71,786 96,635 114,205 179,465 193,270 228,410 251,251 358,930 502,502 1,256,255 and 2,512,510, with no remainder.

Since 2,512,510 cannot be divided by just 1 and 2,512,510, 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).