Q: Is 7,777,400 a Composite Number?

Why is 7,777,400 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 7,777,400 can be evenly divided by 1 2 4 5 8 10 20 25 37 40 50 74 100 148 185 200 296 370 740 925 1,051 1,480 1,850 2,102 3,700 4,204 5,255 7,400 8,408 10,510 21,020 26,275 38,887 42,040 52,550 77,774 105,100 155,548 194,435 210,200 311,096 388,870 777,740 972,175 1,555,480 1,944,350 3,888,700 and 7,777,400, with no remainder.

Since 7,777,400 cannot be divided by just 1 and 7,777,400, 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).