Q: Is 8,538,180 a Composite Number?

Why is 8,538,180 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 8,538,180 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 29 30 35 42 58 60 70 84 87 105 116 140 145 174 203 210 290 348 406 420 435 580 609 701 812 870 1,015 1,218 1,402 1,740 2,030 2,103 2,436 2,804 3,045 3,505 4,060 4,206 4,907 6,090 7,010 8,412 9,814 10,515 12,180 14,020 14,721 19,628 20,329 21,030 24,535 29,442 40,658 42,060 49,070 58,884 60,987 73,605 81,316 98,140 101,645 121,974 142,303 147,210 203,290 243,948 284,606 294,420 304,935 406,580 426,909 569,212 609,870 711,515 853,818 1,219,740 1,423,030 1,707,636 2,134,545 2,846,060 4,269,090 and 8,538,180, with no remainder.

Since 8,538,180 cannot be divided by just 1 and 8,538,180, 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).