Q: Is 825,120 a Composite Number?

Why is 825,120 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 825,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 90 96 108 120 135 144 160 180 191 216 240 270 288 360 382 432 480 540 573 720 764 864 955 1,080 1,146 1,440 1,528 1,719 1,910 2,160 2,292 2,865 3,056 3,438 3,820 4,320 4,584 5,157 5,730 6,112 6,876 7,640 8,595 9,168 10,314 11,460 13,752 15,280 17,190 18,336 20,628 22,920 25,785 27,504 30,560 34,380 41,256 45,840 51,570 55,008 68,760 82,512 91,680 103,140 137,520 165,024 206,280 275,040 412,560 and 825,120, with no remainder.

Since 825,120 cannot be divided by just 1 and 825,120, 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).