Q: Is 165,000 a Composite Number?

Why is 165,000 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 165,000 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 25 30 33 40 44 50 55 60 66 75 88 100 110 120 125 132 150 165 200 220 250 264 275 300 330 375 440 500 550 600 625 660 750 825 1,000 1,100 1,250 1,320 1,375 1,500 1,650 1,875 2,200 2,500 2,750 3,000 3,300 3,750 4,125 5,000 5,500 6,600 6,875 7,500 8,250 11,000 13,750 15,000 16,500 20,625 27,500 33,000 41,250 55,000 82,500 and 165,000, with no remainder.

Since 165,000 cannot be divided by just 1 and 165,000, 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).