Q: Is 1,393,938 a Composite Number?

Why is 1,393,938 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 1,393,938 can be evenly divided by 1 2 3 6 7 9 13 14 18 21 23 26 37 39 42 46 63 69 74 78 91 111 117 126 138 161 182 207 222 234 259 273 299 322 333 414 481 483 518 546 598 666 777 819 851 897 962 966 1,443 1,449 1,554 1,638 1,702 1,794 2,093 2,331 2,553 2,691 2,886 2,898 3,367 4,186 4,329 4,662 5,106 5,382 5,957 6,279 6,734 7,659 8,658 10,101 11,063 11,914 12,558 15,318 17,871 18,837 20,202 22,126 30,303 33,189 35,742 37,674 53,613 60,606 66,378 77,441 99,567 107,226 154,882 199,134 232,323 464,646 696,969 and 1,393,938, with no remainder.

Since 1,393,938 cannot be divided by just 1 and 1,393,938, 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).