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Permutation Calculator

Discover our advanced Permutation Calculator—your ultimate tool to instantly calculate nPr, nʳ, factorials, and combinations. Featuring real-time results, interactive charts, and a sleek, user-friendly interface

Permutation Calculator

Permutation (nPr)

Permutation with Repetition

Factorial

Combination (nCr)

Permutation Formula: nPr = n! / (n – r)!

Calculate Permutation (nPr)

Total Items (n)

Items to Arrange (r)

Permutation with Repetition Formula: n^r

Calculate Permutation with Repetition

Total Items (n)

Items to Arrange (r)

Factorial Formula: n! = n × (n-1) × … × 1

Calculate Factorial (n!)

Number (n)

Combination Formula: nCr = n! / (r!(n – r)!)

Calculate Combination (nCr)

Total Items (n)

Items to Choose (r)