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Natural numbers
Natural numbers are the same thing as
counting numbers
. Also known as whole numbers. They are used to count the number of physical objects. Example 23 cats. They cannot be negative.
Other number topics
Introduction to numbers
The number line
Scalar numbers
What are scalars?
Real numbers
Integers
Natural Numbers
Positive numbers
Negative numbers
The uses of negative numbers
Scientific notation (normal form)
Complex numbers
Imaginary numbers
Counting numbers
Counting numbers (whole numbers)
Cardinal numbers
Cardinality
Ordinal numbers
Numbers that have factors
Prime numbers
Composite (opposite of prime) numbers
Rational numbers
Irrational numbers
Special values
i
j
pi
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