Q: Is 7,200,720 a Composite Number?

Why is 7,200,720 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 7,200,720 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 73 80 90 120 137 144 146 180 219 240 274 292 360 365 411 438 548 584 657 685 720 730 822 876 1,095 1,096 1,168 1,233 1,314 1,370 1,460 1,644 1,752 2,055 2,190 2,192 2,466 2,628 2,740 2,920 3,285 3,288 3,504 4,110 4,380 4,932 5,256 5,480 5,840 6,165 6,570 6,576 8,220 8,760 9,864 10,001 10,512 10,960 12,330 13,140 16,440 17,520 19,728 20,002 24,660 26,280 30,003 32,880 40,004 49,320 50,005 52,560 60,006 80,008 90,009 98,640 100,010 120,012 150,015 160,016 180,018 200,020 240,024 300,030 360,036 400,040 450,045 480,048 600,060 720,072 800,080 900,090 1,200,120 1,440,144 1,800,180 2,400,240 3,600,360 and 7,200,720, with no remainder.

Since 7,200,720 cannot be divided by just 1 and 7,200,720, 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).