Q: Is 7,621,722 a Composite Number?

Why is 7,621,722 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 7,621,722 can be evenly divided by 1 2 3 6 9 18 27 29 31 54 58 62 87 93 157 174 186 261 279 314 471 522 558 783 837 899 942 1,413 1,566 1,674 1,798 2,697 2,826 4,239 4,553 4,867 5,394 8,091 8,478 9,106 9,734 13,659 14,601 16,182 24,273 27,318 29,202 40,977 43,803 48,546 81,954 87,606 122,931 131,409 141,143 245,862 262,818 282,286 423,429 846,858 1,270,287 2,540,574 3,810,861 and 7,621,722, with no remainder.

Since 7,621,722 cannot be divided by just 1 and 7,621,722, 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).