Q: Is 121,155,360 a Composite Number?

Why is 121,155,360 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 121,155,360 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 173 240 346 480 519 692 865 1,038 1,384 1,459 1,730 2,076 2,595 2,768 2,918 3,460 4,152 4,377 5,190 5,536 5,836 6,920 7,295 8,304 8,754 10,380 11,672 13,840 14,590 16,608 17,508 20,760 21,885 23,344 27,680 29,180 35,016 41,520 43,770 46,688 58,360 70,032 83,040 87,540 116,720 140,064 175,080 233,440 252,407 350,160 504,814 700,320 757,221 1,009,628 1,262,035 1,514,442 2,019,256 2,524,070 3,028,884 3,786,105 4,038,512 5,048,140 6,057,768 7,572,210 8,077,024 10,096,280 12,115,536 15,144,420 20,192,560 24,231,072 30,288,840 40,385,120 60,577,680 and 121,155,360, with no remainder.

Since 121,155,360 cannot be divided by just 1 and 121,155,360, 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).