Q: Is 3,230,920 a Composite Number?

Why is 3,230,920 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 3,230,920 can be evenly divided by 1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 55 56 70 77 88 110 140 154 220 280 308 385 440 616 770 1,049 1,540 2,098 3,080 4,196 5,245 7,343 8,392 10,490 11,539 14,686 20,980 23,078 29,372 36,715 41,960 46,156 57,695 58,744 73,430 80,773 92,312 115,390 146,860 161,546 230,780 293,720 323,092 403,865 461,560 646,184 807,730 1,615,460 and 3,230,920, with no remainder.

Since 3,230,920 cannot be divided by just 1 and 3,230,920, 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).