Q: Is 3,478,920 a Composite Number?

Why is 3,478,920 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 3,478,920 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 40 53 60 106 120 159 212 265 318 424 530 547 636 795 1,060 1,094 1,272 1,590 1,641 2,120 2,188 2,735 3,180 3,282 4,376 5,470 6,360 6,564 8,205 10,940 13,128 16,410 21,880 28,991 32,820 57,982 65,640 86,973 115,964 144,955 173,946 231,928 289,910 347,892 434,865 579,820 695,784 869,730 1,159,640 1,739,460 and 3,478,920, with no remainder.

Since 3,478,920 cannot be divided by just 1 and 3,478,920, 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).