Q: Is 77,000 a Composite Number?

Why is 77,000 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 77,000 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 25 28 35 40 44 50 55 56 70 77 88 100 110 125 140 154 175 200 220 250 275 280 308 350 385 440 500 550 616 700 770 875 1,000 1,100 1,375 1,400 1,540 1,750 1,925 2,200 2,750 3,080 3,500 3,850 5,500 7,000 7,700 9,625 11,000 15,400 19,250 38,500 and 77,000, with no remainder.

Since 77,000 cannot be divided by just 1 and 77,000, 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).