A number that follows a surname, usually a Roman numeral II, III, and so on, is a generational suffix. It is used when the father, son, grandson, great grandson, etc., share both their last and first names.
For example:
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They are called just that: "consecutive numbers".They are called just that: "consecutive numbers".They are called just that: "consecutive numbers".They are called just that: "consecutive numbers".
Those are called "even numbers".Those are called "even numbers".Those are called "even numbers".Those are called "even numbers".
Numbers that are not prime numbers are called composite numbers.
Surprisingly, it is called an ordered list of numbers!
The result of multiplying numbers is called the product.