Q: Is 1,474,578 a Composite Number?

Why is 1,474,578 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 1,474,578 can be evenly divided by 1 2 3 6 7 9 14 18 21 27 42 47 54 63 83 94 126 141 166 189 249 282 329 378 423 498 581 658 747 846 987 1,162 1,269 1,494 1,743 1,974 2,241 2,538 2,961 3,486 3,901 4,482 5,229 5,922 7,802 8,883 10,458 11,703 15,687 17,766 23,406 27,307 31,374 35,109 54,614 70,218 81,921 105,327 163,842 210,654 245,763 491,526 737,289 and 1,474,578, with no remainder.

Since 1,474,578 cannot be divided by just 1 and 1,474,578, 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).