What is Permutations?

Calculate Permutations (nPr) - the number of ways to arrange objects where order matters. Example: How many ways can you award Gold, Silver, and Bronze to 8 runners?

When to Use This Tool

1Lottery odds calculation
2Scheduling and logistics
3Password security estimation

Formula Used

nPr = n! / (n-r)!

Examples

Input

8 runners, 3 medals

Result

336 permutations

Frequently Asked Questions

Permutation vs Combination?

Order matters in Permutations (Lock code 1-2-3 is different from 3-2-1). Order does NOT matter in Combinations (Fruit salad apple-banana is same as banana-apple).

Privacy & Security

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