Given that if n is a product of twin primes, say n = p(p+2), then

φ(n)σ(n)=(n+1)(n-3)

Printable View

- Nov 4th 2008, 10:46 AMtretHELP PLEASE.....
Given that if n is a product of twin primes, say n = p(p+2), then

φ(n)σ(n)=(n+1)(n-3) - Nov 4th 2008, 11:02 AMThePerfectHacker