0.33333 is a real number.
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No, it is not a natural number. It is not a whole, positive integer.
It is a negative whole number which is the same as an integer
-13 is rational and an integer.
The number 12 is a natural number, a whole number, an integer, and a rational number. A natural number is a positive integer starting from 1, which includes 12. Whole numbers include all natural numbers along with zero, so 12 is also a whole number. Integers include all whole numbers along with their negatives, making 12 an integer. Lastly, a rational number is any number that can be expressed as a fraction, and 12 can be written as 12/1, making it a rational number.
the greatest number that is an integer and rational number but is not a natural or whole number is -1