Enter rectangular number statement


  

Calculate rectangular number 4

These are numbers that can be formed in a rectangle shape

Rectangular number formula

Rn = n(n + 1)

Given n = 4, we have:

R4 = 4(4 + 1)

R4 = 4(5)

R4 = 20


You have 2 free calculationss remaining



What is the Answer?
R4 = 20
How does the Rectangular Number Calculator work?
Free Rectangular Number Calculator - This calculator determines the nth rectangular number
This calculator has 1 input.

What 1 formula is used for the Rectangular Number Calculator?

Rn = n(n + 1)

For more math formulas, check out our Formula Dossier

What 3 concepts are covered in the Rectangular Number Calculator?

number
an arithmetical value, expressed by a word, symbol, or figure, representing a particular quantity and used in counting and making calculations and for showing order in a series or for identification. A quantity or amount.
rectangular
A 4-sided flat shape with straight sides where all interior angles are right angles (90°).
rectangular number
Example calculations for the Rectangular Number Calculator
  1. 30th rectangular number
  2. 45th rectangular number

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