Q: Is 2,177,500 a Composite Number?

Why is 2,177,500 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 2,177,500 can be evenly divided by 1 2 4 5 10 13 20 25 26 50 52 65 67 100 125 130 134 250 260 268 325 335 500 625 650 670 871 1,250 1,300 1,340 1,625 1,675 1,742 2,500 3,250 3,350 3,484 4,355 6,500 6,700 8,125 8,375 8,710 16,250 16,750 17,420 21,775 32,500 33,500 41,875 43,550 83,750 87,100 108,875 167,500 217,750 435,500 544,375 1,088,750 and 2,177,500, with no remainder.

Since 2,177,500 cannot be divided by just 1 and 2,177,500, 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).