This is e Calculator | eˣ | e Raised to Power of x. You can also use it through our mobile application.

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## FAQ

### Why is Euler’s number beautiful?

Euler’s identity is often regarded as the “most beautiful mathematics equation” because of its simplicity and ability to show the relationship between five essential constants of mathematics.

### Who invented Euler’s formula?

Euler’s formula is either of two important mathematical theorems of Leonhard Euler.

### Are e and pi related?

These two numbers are not related. At least, they were not related at inception. π is much-much older, and goes back to the beginning of geometry, while e is a relatively young number related to a theory of limits and functional analysis.