Q: Is 1,125,450 a Composite Number?

Why is 1,125,450 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 1,125,450 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 41 45 50 61 75 82 90 122 123 150 183 205 225 246 305 366 369 410 450 549 610 615 738 915 1,025 1,098 1,230 1,525 1,830 1,845 2,050 2,501 2,745 3,050 3,075 3,690 4,575 5,002 5,490 6,150 7,503 9,150 9,225 12,505 13,725 15,006 18,450 22,509 25,010 27,450 37,515 45,018 62,525 75,030 112,545 125,050 187,575 225,090 375,150 562,725 and 1,125,450, with no remainder.

Since 1,125,450 cannot be divided by just 1 and 1,125,450, 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).