Q: Is 6,445,608 a Composite Number?

Why is 6,445,608 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 6,445,608 can be evenly divided by 1 2 3 4 6 8 12 13 24 26 39 52 73 78 104 146 156 219 283 292 312 438 566 584 849 876 949 1,132 1,698 1,752 1,898 2,264 2,847 3,396 3,679 3,796 5,694 6,792 7,358 7,592 11,037 11,388 14,716 20,659 22,074 22,776 29,432 41,318 44,148 61,977 82,636 88,296 123,954 165,272 247,908 268,567 495,816 537,134 805,701 1,074,268 1,611,402 2,148,536 3,222,804 and 6,445,608, with no remainder.

Since 6,445,608 cannot be divided by just 1 and 6,445,608, 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).