Q: Is 2,400,720 a Composite Number?

Why is 2,400,720 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 2,400,720 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1,429 1,680 2,858 4,287 5,716 7,145 8,574 10,003 11,432 14,290 17,148 20,006 21,435 22,864 28,580 30,009 34,296 40,012 42,870 50,015 57,160 60,018 68,592 80,024 85,740 100,030 114,320 120,036 150,045 160,048 171,480 200,060 240,072 300,090 342,960 400,120 480,144 600,180 800,240 1,200,360 and 2,400,720, with no remainder.

Since 2,400,720 cannot be divided by just 1 and 2,400,720, 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).