Q: Is 1,440,240 a Composite Number?

Why is 1,440,240 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 1,440,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 34 40 48 51 60 68 80 85 102 120 136 170 204 240 255 272 340 353 408 510 680 706 816 1,020 1,059 1,360 1,412 1,765 2,040 2,118 2,824 3,530 4,080 4,236 5,295 5,648 6,001 7,060 8,472 10,590 12,002 14,120 16,944 18,003 21,180 24,004 28,240 30,005 36,006 42,360 48,008 60,010 72,012 84,720 90,015 96,016 120,020 144,024 180,030 240,040 288,048 360,060 480,080 720,120 and 1,440,240, with no remainder.

Since 1,440,240 cannot be divided by just 1 and 1,440,240, 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).