totient of 2

Calculate φ(2)

Calculate factors for 2

Factors for 2 are 1,2

Factors < 2 with 1 as common factor

#	Factor List	Matching Factors	Totient List?
1	1	1	Y

Build totient list
1

φ(2) = 1

What is the Answer?

φ(2) = 1

How does the Eulers Totient (φ) Calculator work?

Given a positive integer (n), this calculates Euler‘s totient, also known as φ
This calculator has 1 input.

What 1 formula is used for the Eulers Totient (φ) Calculator?

φ(n) = All numbers less than n which only have 1 as a common factor

For more math formulas, check out our Formula Dossier

What 5 concepts are covered in the Eulers Totient (φ) Calculator?

eulers totient (φ)
factor: a divisor of an integer n, also called a factor of n, is an integer m that may be multiplied by some integer to produce n.
phi: A letter of the greek alphabet used for math notation.
Φ φ
prime number: a natural number greater than 1 that is not a product of two smaller natural numbers.
totient: The number of positive integers not greater than a specified integer that are relatively prime to it

Example calculations for the Eulers Totient (φ) Calculator

Eulers Totient (φ) Calculator Video

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