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Excel EXP Function

The EXP function returns the result of the constant e raised to the nth power, where e, the base of the natural logarithm, equals 2.71828183 approximately.

exp function 1


=EXP (number)


  • Number (required): The power that the base e is raised to.

Return value

The EXP function returns a numeric value.

Function notes

  1. Number, the only argument in the EXP function, should be supplied as a numeric value.
  2. EXP function will return the #VALUE! error if number is non-numeric.
  3. The number e is an irrational number, which is mathematically constant and approximately equal to 2.71828183.
  4. Set the number to 1, the value of the constant e will be returned.
  5. EXP is the inverse of LN, the natural logarithm of number.


Supposing, you want to get the values of the constant e raised to the power of given numbers in the table below. Please do as follows.

1. Copy the formula below into cell C4.

=EXP (B4)

2. Then drag the fill handle down to the cells you want to apply this formula too. The results are as the following screenshot shows.

exp function 2


  1. We can directly input value in the number argument in the formula. For example, the formula in cell C4 can be changed to:

    =EXP (0)

Relative Functions:

  • Excel PI Function
    The PI function returns the number 3.14159265358979 of the mathematical constant called pi.

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