Q: Is 1,131,570 a Composite Number?

Why is 1,131,570 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 1,131,570 can be evenly divided by 1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 81 90 99 110 127 135 162 165 198 254 270 297 330 381 405 495 594 635 762 810 891 990 1,143 1,270 1,397 1,485 1,782 1,905 2,286 2,794 2,970 3,429 3,810 4,191 4,455 5,715 6,858 6,985 8,382 8,910 10,287 11,430 12,573 13,970 17,145 20,574 20,955 25,146 34,290 37,719 41,910 51,435 62,865 75,438 102,870 113,157 125,730 188,595 226,314 377,190 565,785 and 1,131,570, with no remainder.

Since 1,131,570 cannot be divided by just 1 and 1,131,570, 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).