Q: Is 1,867,440 a Composite Number?

Why is 1,867,440 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 1,867,440 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 40 48 60 62 80 93 120 124 155 186 240 248 251 310 372 465 496 502 620 744 753 930 1,004 1,240 1,255 1,488 1,506 1,860 2,008 2,480 2,510 3,012 3,720 3,765 4,016 5,020 6,024 7,440 7,530 7,781 10,040 12,048 15,060 15,562 20,080 23,343 30,120 31,124 38,905 46,686 60,240 62,248 77,810 93,372 116,715 124,496 155,620 186,744 233,430 311,240 373,488 466,860 622,480 933,720 and 1,867,440, with no remainder.

Since 1,867,440 cannot be divided by just 1 and 1,867,440, 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).