Q: Is 1,565,676 a Composite Number?

Why is 1,565,676 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 1,565,676 can be evenly divided by 1 2 3 4 6 7 9 12 14 18 19 21 27 28 36 38 42 54 57 63 76 84 108 109 114 126 133 171 189 218 228 252 266 327 342 378 399 436 513 532 654 684 756 763 798 981 1,026 1,197 1,308 1,526 1,596 1,962 2,052 2,071 2,289 2,394 2,943 3,052 3,591 3,924 4,142 4,578 4,788 5,886 6,213 6,867 7,182 8,284 9,156 11,772 12,426 13,734 14,364 14,497 18,639 20,601 24,852 27,468 28,994 37,278 41,202 43,491 55,917 57,988 74,556 82,404 86,982 111,834 130,473 173,964 223,668 260,946 391,419 521,892 782,838 and 1,565,676, with no remainder.

Since 1,565,676 cannot be divided by just 1 and 1,565,676, 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).