Q: Is 225,120 a Composite Number?

Why is 225,120 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 225,120 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 67 70 80 84 96 105 112 120 134 140 160 168 201 210 224 240 268 280 335 336 402 420 469 480 536 560 670 672 804 840 938 1,005 1,072 1,120 1,340 1,407 1,608 1,680 1,876 2,010 2,144 2,345 2,680 2,814 3,216 3,360 3,752 4,020 4,690 5,360 5,628 6,432 7,035 7,504 8,040 9,380 10,720 11,256 14,070 15,008 16,080 18,760 22,512 28,140 32,160 37,520 45,024 56,280 75,040 112,560 and 225,120, with no remainder.

Since 225,120 cannot be divided by just 1 and 225,120, 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).