Q: Is 1,005,840 a Composite Number?

Why is 1,005,840 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 1,005,840 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 33 36 40 44 45 48 55 60 66 72 80 88 90 99 110 120 127 132 144 165 176 180 198 220 240 254 264 330 360 381 396 440 495 508 528 635 660 720 762 792 880 990 1,016 1,143 1,270 1,320 1,397 1,524 1,584 1,905 1,980 2,032 2,286 2,540 2,640 2,794 3,048 3,810 3,960 4,191 4,572 5,080 5,588 5,715 6,096 6,985 7,620 7,920 8,382 9,144 10,160 11,176 11,430 12,573 13,970 15,240 16,764 18,288 20,955 22,352 22,860 25,146 27,940 30,480 33,528 41,910 45,720 50,292 55,880 62,865 67,056 83,820 91,440 100,584 111,760 125,730 167,640 201,168 251,460 335,280 502,920 and 1,005,840, with no remainder.

Since 1,005,840 cannot be divided by just 1 and 1,005,840, 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).