Product of all primitive nth roots of unity is 1?
111199
Does there exist a formula for product of the primitive $ n $th roots of unity.
92966
All integer values of $\frac{a^2+b^2+1}{ab-1}$
137608
Proof of Euclid's formula for primitive Pythagorean Triples
110416
Sums of roots of unity
90921
Product of two primitive polynomials
48268
How many $\alpha \in S_n$ are such that $\alpha^2 = 1$?
82262
minimal polynomial of nth root of 2 over $\mathbb Q$
42165
Complex numbers and Roots of unity
7891
Sum of nth roots of unity
101827
What would base $1$ be?
16660
Prove that any positive number has an $n$th root
30601
Number of $60$th primitive roots of $-1$
117484
Why is $c+q$ still a primitive root modulo $q$?
124279
$g^k$ is a primitive element modulo $m$ iff $\gcd (k,\varphi(m))=1$
113386
Find all integer roots of: $x^2(y-1)+y^2(x-1)=1$
14815
How prove this $\prod_{1\le i<j\le n}\frac{a_{j}-a_{i}}{j-i}$ is integer
41002
sum of integers using order of integers and primitive roots