Euler's Totient Calculator
Calculate Euler's totient function phi(n) — the count of integers from 1 to n that are coprime to n.
Inputs
Results
phi(n)
4
Coprime Count4
phi(n)/n Ratio0.3333
How to Use This Calculator
- Enter n.
- Review the phi(n) result.
- Use Coprime Count and phi(n)/n Ratio to inform your decision.
- Use the chart to visualize the results and explore different scenarios by adjusting inputs.
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