Calculate e = 2.718281828459

e is a number that comes up in financial application problems and in nature. It is sometimes called the natural number. It is defined in terms of a limit: . You will get a more accurate value for e everytime you increase n in the expression: (1 + 1/n)ⁿ.

n = 5,   e ≈ 2.48832,   error = 0.22996182845905   relative error = 8.4598228944277%

Add 1

Note, that this page uses a Query String so if you navigate away and come back, n will start over and take on a value of 1 again.