Q: Is 560,640 a Composite Number?

Why is 560,640 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 560,640 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 73 80 96 120 128 146 160 192 219 240 256 292 320 365 384 438 480 512 584 640 730 768 876 960 1,095 1,168 1,280 1,460 1,536 1,752 1,920 2,190 2,336 2,560 2,920 3,504 3,840 4,380 4,672 5,840 7,008 7,680 8,760 9,344 11,680 14,016 17,520 18,688 23,360 28,032 35,040 37,376 46,720 56,064 70,080 93,440 112,128 140,160 186,880 280,320 and 560,640, with no remainder.

Since 560,640 cannot be divided by just 1 and 560,640, 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).