Q: Is 311,133,200 a Composite Number?

Why is 311,133,200 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 311,133,200 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 560 700 1,400 2,800 111,119 222,238 444,476 555,595 777,833 888,952 1,111,190 1,555,666 1,777,904 2,222,380 2,777,975 3,111,332 3,889,165 4,444,760 5,555,950 6,222,664 7,778,330 8,889,520 11,111,900 12,445,328 15,556,660 19,445,825 22,223,800 31,113,320 38,891,650 44,447,600 62,226,640 77,783,300 155,566,600 and 311,133,200, with no remainder.

Since 311,133,200 cannot be divided by just 1 and 311,133,200, 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).