Q: Is 30,744,540 a Composite Number?

Why is 30,744,540 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 30,744,540 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 109 180 218 327 436 545 654 981 1,090 1,308 1,567 1,635 1,962 2,180 3,134 3,270 3,924 4,701 4,905 6,268 6,540 7,835 9,402 9,810 14,103 15,670 18,804 19,620 23,505 28,206 31,340 47,010 56,412 70,515 94,020 141,030 170,803 282,060 341,606 512,409 683,212 854,015 1,024,818 1,537,227 1,708,030 2,049,636 2,562,045 3,074,454 3,416,060 5,124,090 6,148,908 7,686,135 10,248,180 15,372,270 and 30,744,540, with no remainder.

Since 30,744,540 cannot be divided by just 1 and 30,744,540, 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).