Q: Is 3,358,720 a Composite Number?

Why is 3,358,720 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 3,358,720 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 41 64 80 82 128 160 164 205 256 320 328 410 512 640 656 820 1,024 1,280 1,312 1,640 2,048 2,560 2,624 3,280 4,096 5,120 5,248 6,560 8,192 10,240 10,496 13,120 16,384 20,480 20,992 26,240 40,960 41,984 52,480 81,920 83,968 104,960 167,936 209,920 335,872 419,840 671,744 839,680 1,679,360 and 3,358,720, with no remainder.

Since 3,358,720 cannot be divided by just 1 and 3,358,720, 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).