Q: Is 8,221,122 a Composite Number?

Why is 8,221,122 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 8,221,122 can be evenly divided by 1 2 3 6 7 9 13 14 18 21 26 27 39 42 49 54 63 78 91 98 117 126 147 182 189 234 239 273 294 351 378 441 478 546 637 702 717 819 882 1,274 1,323 1,434 1,638 1,673 1,911 2,151 2,457 2,646 3,107 3,346 3,822 4,302 4,914 5,019 5,733 6,214 6,453 9,321 10,038 11,466 11,711 12,906 15,057 17,199 18,642 21,749 23,422 27,963 30,114 34,398 35,133 43,498 45,171 55,926 65,247 70,266 83,889 90,342 105,399 130,494 152,243 167,778 195,741 210,798 304,486 316,197 391,482 456,729 587,223 632,394 913,458 1,174,446 1,370,187 2,740,374 4,110,561 and 8,221,122, with no remainder.

Since 8,221,122 cannot be divided by just 1 and 8,221,122, 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).