Q: Is 1,387,650 a Composite Number?

Why is 1,387,650 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 1,387,650 can be evenly divided by 1 2 3 5 6 10 11 15 22 25 29 30 33 50 55 58 66 75 87 110 145 150 165 174 275 290 319 330 435 550 638 725 825 841 870 957 1,450 1,595 1,650 1,682 1,914 2,175 2,523 3,190 4,205 4,350 4,785 5,046 7,975 8,410 9,251 9,570 12,615 15,950 18,502 21,025 23,925 25,230 27,753 42,050 46,255 47,850 55,506 63,075 92,510 126,150 138,765 231,275 277,530 462,550 693,825 and 1,387,650, with no remainder.

Since 1,387,650 cannot be divided by just 1 and 1,387,650, 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).