Q: Is 8,431,320 a Composite Number?

Why is 8,431,320 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 8,431,320 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1,020 2,040 4,133 8,266 12,399 16,532 20,665 24,798 33,064 41,330 49,596 61,995 70,261 82,660 99,192 123,990 140,522 165,320 210,783 247,980 281,044 351,305 421,566 495,960 562,088 702,610 843,132 1,053,915 1,405,220 1,686,264 2,107,830 2,810,440 4,215,660 and 8,431,320, with no remainder.

Since 8,431,320 cannot be divided by just 1 and 8,431,320, 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).