The image of Carmichael's $\lambda$-function

Abstract

We show that the counting function of the set of values of the Carmichael $\lambda$-function is $x/(\log x{)}^{\eta +o(1)}$, where $\eta =1-(1+\log \log 2)/(\log 2)=\mathrm{0.08607...}$.

minor corrections. Algebra and Number Theory, to appear

Cited by in corpus (1)

• Phi, Primorials, and Poisson