Q: Is 2,828,925 a Composite Number?

Why is 2,828,925 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 2,828,925 can be evenly divided by 1 3 5 9 11 15 25 27 33 45 55 75 81 99 127 135 165 225 275 297 381 405 495 635 675 825 891 1,143 1,397 1,485 1,905 2,025 2,475 3,175 3,429 4,191 4,455 5,715 6,985 7,425 9,525 10,287 12,573 17,145 20,955 22,275 28,575 34,925 37,719 51,435 62,865 85,725 104,775 113,157 188,595 257,175 314,325 565,785 942,975 and 2,828,925, with no remainder.

Since 2,828,925 cannot be divided by just 1 and 2,828,925, 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).