Q: Is 1,121,100 a Composite Number?

Why is 1,121,100 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 1,121,100 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 25 30 37 50 60 74 75 100 101 111 148 150 185 202 222 300 303 370 404 444 505 555 606 740 925 1,010 1,110 1,212 1,515 1,850 2,020 2,220 2,525 2,775 3,030 3,700 3,737 5,050 5,550 6,060 7,474 7,575 10,100 11,100 11,211 14,948 15,150 18,685 22,422 30,300 37,370 44,844 56,055 74,740 93,425 112,110 186,850 224,220 280,275 373,700 560,550 and 1,121,100, with no remainder.

Since 1,121,100 cannot be divided by just 1 and 1,121,100, 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).