Q: Is 5,511,040 a Composite Number?

Why is 5,511,040 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 5,511,040 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 79 80 109 128 158 160 218 316 320 395 436 545 632 640 790 872 1,090 1,264 1,580 1,744 2,180 2,528 3,160 3,488 4,360 5,056 6,320 6,976 8,611 8,720 10,112 12,640 13,952 17,222 17,440 25,280 34,444 34,880 43,055 50,560 68,888 69,760 86,110 137,776 172,220 275,552 344,440 551,104 688,880 1,102,208 1,377,760 2,755,520 and 5,511,040, with no remainder.

Since 5,511,040 cannot be divided by just 1 and 5,511,040, 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).