Q: Is 2,118,948 a Composite Number?

Why is 2,118,948 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 2,118,948 can be evenly divided by 1 2 3 4 6 12 13 17 26 34 39 47 51 52 68 78 94 102 141 156 188 204 221 282 289 442 564 578 611 663 799 867 884 1,156 1,222 1,326 1,598 1,734 1,833 2,397 2,444 2,652 3,196 3,468 3,666 3,757 4,794 7,332 7,514 9,588 10,387 11,271 13,583 15,028 20,774 22,542 27,166 31,161 40,749 41,548 45,084 54,332 62,322 81,498 124,644 162,996 176,579 353,158 529,737 706,316 1,059,474 and 2,118,948, with no remainder.

Since 2,118,948 cannot be divided by just 1 and 2,118,948, 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).