List questions from modular-nth-roots | MathQA

Solve $x^{5} \equiv 2$ mod $221\ $ [Taking modular $k$'th roots if unique]

Published on 14 Apr 2019 - 19:14

Does Knowing Two Proper Factors of an RSA Public Key Permit Decryption if $N$ is Not a Semiprime?

Published on 01 Oct 2020 - 2:51

Uniqueness of $n$'th roots $\bmod p\,$ when $n$ is coprime to $p-1$

Published on 04 Oct 2020 - 13:39

Writing integers modulo p as the sum of a quadratic residue and quadratic non-residue

Published on 12 Apr 2021 - 23:13

Is there a formula for $|H_n|$, where $H_n = \{ $ units $u \pmod n$ such that $u^n = u, \}$ is the group of $(n-1)$th roots of unity modulo $n$?

Published on 14 Oct 2021 - 7:09

Is there any way to predict the largest number of consecutive quadratic or cubic residues modulo prime $p$?

Published on 16 Aug 2022 - 13:32