Q: Is 2,455,572 a Composite Number?

Why is 2,455,572 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 2,455,572 can be evenly divided by 1 2 3 4 6 7 12 14 21 23 28 31 41 42 46 62 69 82 84 92 93 123 124 138 161 164 186 217 246 276 287 322 372 434 483 492 574 644 651 713 861 868 943 966 1,148 1,271 1,302 1,426 1,722 1,886 1,932 2,139 2,542 2,604 2,829 2,852 3,444 3,772 3,813 4,278 4,991 5,084 5,658 6,601 7,626 8,556 8,897 9,982 11,316 13,202 14,973 15,252 17,794 19,803 19,964 26,404 26,691 29,233 29,946 35,588 39,606 53,382 58,466 59,892 79,212 87,699 106,764 116,932 175,398 204,631 350,796 409,262 613,893 818,524 1,227,786 and 2,455,572, with no remainder.

Since 2,455,572 cannot be divided by just 1 and 2,455,572, 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).