Q: Is 2,118,168 a Composite Number?

Why is 2,118,168 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 2,118,168 can be evenly divided by 1 2 3 4 6 8 9 12 13 18 24 26 31 36 39 52 62 72 73 78 93 104 117 124 146 156 186 219 234 248 279 292 312 372 403 438 468 558 584 657 744 806 876 936 949 1,116 1,209 1,314 1,612 1,752 1,898 2,232 2,263 2,418 2,628 2,847 3,224 3,627 3,796 4,526 4,836 5,256 5,694 6,789 7,254 7,592 8,541 9,052 9,672 11,388 13,578 14,508 17,082 18,104 20,367 22,776 27,156 29,016 29,419 34,164 40,734 54,312 58,838 68,328 81,468 88,257 117,676 162,936 176,514 235,352 264,771 353,028 529,542 706,056 1,059,084 and 2,118,168, with no remainder.

Since 2,118,168 cannot be divided by just 1 and 2,118,168, 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).