Enter n for totient

Answer
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φ(2) = 1

↓Steps Explained:↓

Calculate φ(2)

This is known as the totient

Calculate factors for 2

Factors for 2 are 1,2

Factors < 2 with 1 as common factor

#Factor ListMatching Factors Totient List?
111Y

Build totient list

1

Final Answer

φ(2) = 1
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