Q: Is 1,423,548 a Composite Number?

Why is 1,423,548 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 1,423,548 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 49 54 63 84 98 108 126 147 189 196 252 269 294 378 441 538 588 756 807 882 1,076 1,323 1,614 1,764 1,883 2,421 2,646 3,228 3,766 4,842 5,292 5,649 7,263 7,532 9,684 11,298 13,181 14,526 16,947 22,596 26,362 29,052 33,894 39,543 50,841 52,724 67,788 79,086 101,682 118,629 158,172 203,364 237,258 355,887 474,516 711,774 and 1,423,548, with no remainder.

Since 1,423,548 cannot be divided by just 1 and 1,423,548, 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).