Q: Is 55,457,500 a Composite Number?

Why is 55,457,500 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 55,457,500 can be evenly divided by 1 2 4 5 7 10 14 20 25 28 35 50 70 100 125 140 175 250 350 500 625 700 875 1,250 1,750 2,500 3,169 3,500 4,375 6,338 8,750 12,676 15,845 17,500 22,183 31,690 44,366 63,380 79,225 88,732 110,915 158,450 221,830 316,900 396,125 443,660 554,575 792,250 1,109,150 1,584,500 1,980,625 2,218,300 2,772,875 3,961,250 5,545,750 7,922,500 11,091,500 13,864,375 27,728,750 and 55,457,500, with no remainder.

Since 55,457,500 cannot be divided by just 1 and 55,457,500, 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).