1. If a number has no factors except itself and one, it is called a prime number.

2. The composite number is a positive integer, which can be divisible by any positive integer except 1 and itself without remainder.

If a number can be divided by another number without remainder, it is a multiple of the latter.

4. An integer can be divisible by another integer without remainder.

Integer: integer, divisible, without remainder (division), another integer: another integer, prime number: prime number, composite number, multiple, positive integer: positive integer.