Exponential function to base e

Calculator and formula for calculating the power value of base e

Calculate base e power value

The result of this function is the power value of the specified exponent to the base e. The argument must be a real number. The function for complex numbers can be found here

To calculate, enter the exponent as a real number, then click the 'Calculate' button.

Power value calculator

Decimal places
Power value

Formula for the exponential function

\(\displaystyle e^x=\sum^{∞}_{n=0}\frac{x^n}{n!}=1+x+\frac{x^2}{2!}+\frac{x^3}{3!}+\frac{x^4}{4!}+··· \)

\(\displaystyle e^x = 10^{x·log(e)}\)


\(\displaystyle e^4 = 54,59815 \)
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