Q: Is 11,205,120 a Composite Number?

Why is 11,205,120 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 11,205,120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1,280 1,459 1,536 1,920 2,560 2,918 3,840 4,377 5,836 7,295 7,680 8,754 11,672 14,590 17,508 21,885 23,344 29,180 35,016 43,770 46,688 58,360 70,032 87,540 93,376 116,720 140,064 175,080 186,752 233,440 280,128 350,160 373,504 466,880 560,256 700,320 747,008 933,760 1,120,512 1,400,640 1,867,520 2,241,024 2,801,280 3,735,040 5,602,560 and 11,205,120, with no remainder.

Since 11,205,120 cannot be divided by just 1 and 11,205,120, 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).