Primitive Roots modulo $p^2$
120629
Prove if $n$ has a primitive root, then it has exactly $\phi(\phi(n))$ of them
120627
Reducibility of polynomials modulo p
30601
Number of $60$th primitive roots of $-1$
46821
Finding roots in $\mathbb{Z}_p$
98803
Square roots of integers and cyclotomic fields
50823
Primitive polynomials
128575
Elementary proof that $3$ is a primitive root of a Fermat prime?
20630
Digital root of twin prime semiprimes
41312
Question on primitive roots of unity
64448
Find a quadratic equation with root $x_1^2$ and $x_2^2$
68252
Chinese Remainder Theorem solvability for non-coprime moduli
114346
Why is $a^{-1}$ mod $p$ equal to $a^{p-2}$ mod $p$?
152231
Computing the product of p/(p - 2) over the odd primes
68275
Primitive Root Theorem Proof
46110
how many 2x2 matrices are invertible in mod p
94917
Prove that for every prime $p$, there exists a solution to $(x^2-2)(x^2-6)(x^2-3) \equiv 0 \mod(p)$
10266
Minimal polynomial reducible modulo every prime $p$