Classifications of Numbers

Enter the names of different classifications of numbers.

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Last updated: November 20, 2025

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Group Number	Hint	Answer
1	Numbers that can be used for counting, sometimes including zero	Natural Numbers
2	Numbers that are part of (1st group) and can only be divided by one and themselves	Prime Numbers
3	The (1st group) plus their negative equivalents, definitely including zero	Integers
4	Numbers that can be created by a ratio of two numbers belonging to the (3rd group)	Rational Numbers
5	Numbers that cannot be created by a ratio of numbers belonging to the (3rd group)	Irrational Numbers

Group Number	Hint	Answer
6	The combination of numbers belonging to the (3rd group) and (4th group)	Real Numbers
7	Numbers that are the product of one of the above and i, with i^2 = -1	Imaginary Numbers
8	Numbers that are created by addition or subtraction of numbers from the (6th group) and (7th group)	Complex Numbers
9	Numbers that are the root of some polynomial with one variable and rational or (3rd group) coefficients	Algebraic Numbers
10	Numbers that do not belong to the above group	Transcendental Numbers