EXPN
Syntax	EXPN number
Explanation	EXPN calculates the natural base e (2.7183. . .) raised to the power specified by its input. See also POWER.
Examples	EXPN 3  Result: 20.09  EXPN 0  Result: 1  EXPN 10  Result: 22026.47  EXPN -1  Result: 0.37