Q: Is 7,128,704 a Composite Number?

Why is 7,128,704 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 7,128,704 can be evenly divided by 1 2 4 8 11 16 22 32 44 61 64 83 88 122 128 166 176 244 332 352 488 664 671 704 913 976 1,328 1,342 1,408 1,826 1,952 2,656 2,684 3,652 3,904 5,063 5,312 5,368 7,304 7,808 10,126 10,624 10,736 14,608 20,252 21,472 29,216 40,504 42,944 55,693 58,432 81,008 85,888 111,386 116,864 162,016 222,772 324,032 445,544 648,064 891,088 1,782,176 3,564,352 and 7,128,704, with no remainder.

Since 7,128,704 cannot be divided by just 1 and 7,128,704, 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).