Q: Is 1,773,540 a Composite Number?

Why is 1,773,540 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 1,773,540 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 59 60 90 118 167 177 180 236 295 334 354 501 531 590 668 708 835 885 1,002 1,062 1,180 1,503 1,670 1,770 2,004 2,124 2,505 2,655 3,006 3,340 3,540 5,010 5,310 6,012 7,515 9,853 10,020 10,620 15,030 19,706 29,559 30,060 39,412 49,265 59,118 88,677 98,530 118,236 147,795 177,354 197,060 295,590 354,708 443,385 591,180 886,770 and 1,773,540, with no remainder.

Since 1,773,540 cannot be divided by just 1 and 1,773,540, 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).