Q: Is 3,980,000 a Composite Number?

Why is 3,980,000 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 3,980,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 199 200 250 398 400 500 625 796 800 995 1,000 1,250 1,592 1,990 2,000 2,500 3,184 3,980 4,000 4,975 5,000 6,368 7,960 9,950 10,000 15,920 19,900 20,000 24,875 31,840 39,800 49,750 79,600 99,500 124,375 159,200 199,000 248,750 398,000 497,500 796,000 995,000 1,990,000 and 3,980,000, with no remainder.

Since 3,980,000 cannot be divided by just 1 and 3,980,000, 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).