Q: Is 11,110,000 a Composite Number?

Why is 11,110,000 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 11,110,000 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 101 110 125 176 200 202 220 250 275 400 404 440 500 505 550 625 808 880 1,000 1,010 1,100 1,111 1,250 1,375 1,616 2,000 2,020 2,200 2,222 2,500 2,525 2,750 4,040 4,400 4,444 5,000 5,050 5,500 5,555 6,875 8,080 8,888 10,000 10,100 11,000 11,110 12,625 13,750 17,776 20,200 22,000 22,220 25,250 27,500 27,775 40,400 44,440 50,500 55,000 55,550 63,125 88,880 101,000 110,000 111,100 126,250 138,875 202,000 222,200 252,500 277,750 444,400 505,000 555,500 694,375 1,010,000 1,111,000 1,388,750 2,222,000 2,777,500 5,555,000 and 11,110,000, with no remainder.

Since 11,110,000 cannot be divided by just 1 and 11,110,000, 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).