Q: Is 22,005,040 a Composite Number?

Why is 22,005,040 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 22,005,040 can be evenly divided by 1 2 4 5 8 10 16 19 20 31 38 40 62 76 80 95 124 152 155 190 248 304 310 380 467 496 589 620 760 934 1,178 1,240 1,520 1,868 2,335 2,356 2,480 2,945 3,736 4,670 4,712 5,890 7,472 8,873 9,340 9,424 11,780 14,477 17,746 18,680 23,560 28,954 35,492 37,360 44,365 47,120 57,908 70,984 72,385 88,730 115,816 141,968 144,770 177,460 231,632 275,063 289,540 354,920 550,126 579,080 709,840 1,100,252 1,158,160 1,375,315 2,200,504 2,750,630 4,401,008 5,501,260 11,002,520 and 22,005,040, with no remainder.

Since 22,005,040 cannot be divided by just 1 and 22,005,040, 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).