Q: Is 1,603,368 a Composite Number?

Why is 1,603,368 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 1,603,368 can be evenly divided by 1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 216 234 312 351 468 571 702 936 1,142 1,404 1,713 2,284 2,808 3,426 4,568 5,139 6,852 7,423 10,278 13,704 14,846 15,417 20,556 22,269 29,692 30,834 41,112 44,538 59,384 61,668 66,807 89,076 123,336 133,614 178,152 200,421 267,228 400,842 534,456 801,684 and 1,603,368, with no remainder.

Since 1,603,368 cannot be divided by just 1 and 1,603,368, 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).