List questions from totient-function

Published on 24 Oct 2013 - 17:15

37

Views

Finding the totient functionlike function for an irrational number like (a+b*sqrt(5)) where a and b are whole numbers mod M where M is a whole number.

Published on 26 Oct 2013 - 16:46

174

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Euler Totient clarification

Published on 03 Nov 2013 - 12:17

184

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If $p$ is prime, then $n\mid\varphi(p^n-1)$

Published on 04 Nov 2013 - 0:48

1k

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Number Theory Help: Eulers phi function, LCM, and Modulos

Published on 29 Mar 2026 - 20:10

285

Views

Prove that $n\mid \phi(a^n-b^n)$

Published on 08 Nov 2013 - 14:29

191

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If $n = 2 \varphi(n)$, then $n = 2^j$ for some positive integer $j$.

Published on 16 Nov 2013 - 21:52

530

Views

Euler Totient Issues

Published on 19 Nov 2013 - 1:39

327

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Prove that $ \sum_{1 \le t \le n, \ (t, n) = 1} t = \dfrac {n\phi(n)}{2} $

Published on 20 Nov 2013 - 17:32

6.3k

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Calculate modulo large number

Published on 21 Nov 2013 - 1:26

122

Views

Phi-Function Congruence

Published on 24 Nov 2013 - 20:46

1.5k

Views

Totient function; if $\phi(ap)=\phi(a)\phi(p)$ and $p$ is prime, then $p\nmid a$

Published on 28 Nov 2013 - 22:09

2.1k

Views

Solving $\phi(n)=22$

Published on 30 Nov 2013 - 2:41

81

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Calculating $\phi(x^y)$

Published on 30 Nov 2013 - 17:25

1.2k

Views

Any group of order $n$ satisfying $\gcd (n, \varphi(n)) =1$ is cyclic

Published on 01 Dec 2013 - 20:05

List Question

Solve for n: $\varphi(2n)=\varphi(3n)$

Finding the totient functionlike function for an irrational number like (a+b*sqrt(5)) where a and b are whole numbers mod M where M is a whole number.

Euler Totient clarification

If $p$ is prime, then $n\mid\varphi(p^n-1)$

Number Theory Help: Eulers phi function, LCM, and Modulos

Prove that $n\mid \phi(a^n-b^n)$

If $n = 2 \varphi(n)$, then $n = 2^j$ for some positive integer $j$.

Euler Totient Issues

Prove that $ \sum_{1 \le t \le n, \ (t, n) = 1} t = \dfrac {n\phi(n)}{2} $

Calculate modulo large number

Phi-Function Congruence

Totient function; if $\phi(ap)=\phi(a)\phi(p)$ and $p$ is prime, then $p\nmid a$

Solving $\phi(n)=22$

Calculating $\phi(x^y)$

Any group of order $n$ satisfying $\gcd (n, \varphi(n)) =1$ is cyclic

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