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Natural Number
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Explore properties of Natural Numbers (ℕ).
Check Number
Number to Check
Analysis
Is Natural?
Yes
Sum 1 to n
15
Next Natural
6
Previous Natural
4
About this calculator
What is a Natural Number?
Natural numbers are the set of positive integers {1, 2, 3, ...} used for counting and ordering. Some definitions include 0.
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Pro Tips
Natural numbers are discrete and infinite.
The sum of the first n natural numbers is n(n+1)/2.
They are closed under addition and multiplication.
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Fun Facts
"There is no largest natural number."
"God made the natural numbers; all else is the work of man. - Leopold Kronecker"
Formula: ℕ = {1, 2, 3, ...}
