Q: Is 1,217,040 a Composite Number?

Why is 1,217,040 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 1,217,040 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 33 40 44 48 55 60 66 80 88 110 120 132 165 176 220 240 264 330 440 461 528 660 880 922 1,320 1,383 1,844 2,305 2,640 2,766 3,688 4,610 5,071 5,532 6,915 7,376 9,220 10,142 11,064 13,830 15,213 18,440 20,284 22,128 25,355 27,660 30,426 36,880 40,568 50,710 55,320 60,852 76,065 81,136 101,420 110,640 121,704 152,130 202,840 243,408 304,260 405,680 608,520 and 1,217,040, with no remainder.

Since 1,217,040 cannot be divided by just 1 and 1,217,040, 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).