# totient of 2

## Enter n for totient

Calculate φ(2)
This is known as the totient

## Calculate factors for 2

Factors for 2 are 1,2

## Build totient list

1

φ(2) = 1

### How does the Eulers Totient (φ) Calculator work?

Free Eulers Totient (φ) Calculator - 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?

1. 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