Q: Is 25,250,000 a Composite Number?

Why is 25,250,000 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 25,250,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 80 100 101 125 200 202 250 400 404 500 505 625 808 1,000 1,010 1,250 1,616 2,000 2,020 2,500 2,525 3,125 4,040 5,000 5,050 6,250 8,080 10,000 10,100 12,500 12,625 15,625 20,200 25,000 25,250 31,250 40,400 50,000 50,500 62,500 63,125 101,000 125,000 126,250 202,000 250,000 252,500 315,625 505,000 631,250 1,010,000 1,262,500 1,578,125 2,525,000 3,156,250 5,050,000 6,312,500 12,625,000 and 25,250,000, with no remainder.

Since 25,250,000 cannot be divided by just 1 and 25,250,000, 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).