Q: Is 555,000 a Composite Number?

Why is 555,000 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 555,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 37 40 50 60 74 75 100 111 120 125 148 150 185 200 222 250 296 300 370 375 444 500 555 600 625 740 750 888 925 1,000 1,110 1,250 1,480 1,500 1,850 1,875 2,220 2,500 2,775 3,000 3,700 3,750 4,440 4,625 5,000 5,550 7,400 7,500 9,250 11,100 13,875 15,000 18,500 22,200 23,125 27,750 37,000 46,250 55,500 69,375 92,500 111,000 138,750 185,000 277,500 and 555,000, with no remainder.

Since 555,000 cannot be divided by just 1 and 555,000, 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).