l totient of 3
Enter n for totient

Calculate φ(3)

This is known as the totient

Calculate factors for 3

Factors for 3 are 1,3

Factors < 3 with 1 as common factor

#Factor ListMatching Factors Totient List?
111Y
21,21Y

Build totient list

1,2

Final Answer


φ(3) = 2