Q: Is 2,121,300 a Composite Number?

Why is 2,121,300 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 2,121,300 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 450 900 2,357 4,714 7,071 9,428 11,785 14,142 21,213 23,570 28,284 35,355 42,426 47,140 58,925 70,710 84,852 106,065 117,850 141,420 176,775 212,130 235,700 353,550 424,260 530,325 707,100 1,060,650 and 2,121,300, with no remainder.

Since 2,121,300 cannot be divided by just 1 and 2,121,300, 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).