$\zeta_n^k$ is primitive if and only if $(k,n) = 1$
40107
primitive n-th roots of unity
158730
Is $\ln(\ln(n))$ irrational for any integer $n>1$?
153100
A counterexample to "$k\mid n$ if and only if $k\mid n^2$"
110635
Proving $\mathbb{N}^k$ is countable
129778
Primitive of holomorphic Function $\frac{1}{z}$ on an Annulus.
41312
Question on primitive roots of unity
139383
Prove that $\tau(2^n-1) \geq \tau(n)$ for all positive integers $n$.
116686
$p=2^n+1$. Prove that every quadratic nonresidue modulo $p$ is a primitive root modulo $p$
103552
The minimal polynomial of a primitive $p^{m}$-th root of unity over $\mathbb{Q}_p$
51555
Strictly increasing sequence $\{ a_k \}$ of positive integers such that $\sum 1/{a_k}$ is finite
133528
$\lvert K(\alpha_1,\dots,\alpha_n) : K \rvert$ is a divisor of $n!$
148455
Show that if $(a,n)=d>1$ and $k$ is any positive integer, then $a^k\not\equiv 1\pmod{n}.$
23544
Complete induction proof that every $n > 1$ can be written as a product of primes
59416
Quadratic residues and index w.r.t. primitive root of a odd prime p
52429
Explicit countable elementary extension of $\mathbb{N}$
122759
Show $2+\alpha$ is a primitive root of $\mathbb{F}_{25}$.
118305
Let $p$ be an odd prime. $p$ and $(1-\zeta_p)^{p-1}$ are associates in $\mathbb{Z}[\zeta_p]$.