Q: Is 6,638,730 a Composite Number?

Why is 6,638,730 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 6,638,730 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 70 101 105 202 210 303 313 505 606 626 707 939 1,010 1,414 1,515 1,565 1,878 2,121 2,191 3,030 3,130 3,535 4,242 4,382 4,695 6,573 7,070 9,390 10,605 10,955 13,146 21,210 21,910 31,613 32,865 63,226 65,730 94,839 158,065 189,678 221,291 316,130 442,582 474,195 663,873 948,390 1,106,455 1,327,746 2,212,910 3,319,365 and 6,638,730, with no remainder.

Since 6,638,730 cannot be divided by just 1 and 6,638,730, 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).