Q: Is 1,198,890 a Composite Number?

Why is 1,198,890 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 1,198,890 can be evenly divided by 1 2 3 5 6 7 9 10 11 14 15 18 21 22 30 33 35 42 45 55 63 66 70 77 90 99 105 110 126 154 165 173 198 210 231 315 330 346 385 462 495 519 630 693 770 865 990 1,038 1,155 1,211 1,386 1,557 1,730 1,903 2,310 2,422 2,595 3,114 3,465 3,633 3,806 5,190 5,709 6,055 6,930 7,266 7,785 9,515 10,899 11,418 12,110 13,321 15,570 17,127 18,165 19,030 21,798 26,642 28,545 34,254 36,330 39,963 54,495 57,090 66,605 79,926 85,635 108,990 119,889 133,210 171,270 199,815 239,778 399,630 599,445 and 1,198,890, with no remainder.

Since 1,198,890 cannot be divided by just 1 and 1,198,890, 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).