Q: Is 2,126,800 a Composite Number?

Why is 2,126,800 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 2,126,800 can be evenly divided by 1 2 4 5 8 10 13 16 20 25 26 40 50 52 65 80 100 104 130 200 208 260 325 400 409 520 650 818 1,040 1,300 1,636 2,045 2,600 3,272 4,090 5,200 5,317 6,544 8,180 10,225 10,634 16,360 20,450 21,268 26,585 32,720 40,900 42,536 53,170 81,800 85,072 106,340 132,925 163,600 212,680 265,850 425,360 531,700 1,063,400 and 2,126,800, with no remainder.

Since 2,126,800 cannot be divided by just 1 and 2,126,800, 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).