Modular arithmetic $7^{60} \pmod{77}$
115758
Remainder of division when $p$ is not prime
151764
modular arithmetic, solving $ax + b \equiv c \pmod d$?
45947
Find generator of multiplicative group of $\mathbb{F}_{27}$
16700
Modular reduction of fractions
133819
How to prove that $364 \mid n^{91} - n^7$?
92700
How can I solve $x^2 \equiv 19 \pmod {59}$.
105225
Number Theory: Complete set of residues modulo $n$
8784
modulo version of the quadratic formula and Euler's criterion
96326
Number of $q$-th residues modulo $n$
154944
Quadratic congruence in $ \mathbb{Z}/187\mathbb{Z},\ 187 =11\cdot 17 $
118955
Specific steps in applying the Chinese Remainder Theorem to solve modular problem splitting modulus
3317
Subgroup generated by $2$ and $7$ in $(\mathbb Z,+)$
13317
show that $a^{12} \equiv 1 \mod 32760$ for each $a \in \mathbb{Z}$ such that $\text{gcd}(a, 32760) = 1$
68960
How to solve $ 13x \equiv 1 ~ (\text{mod} ~ 17) $?
129381
Modular equation problem
94965
Solve $x\equiv 1\pmod2$, $x\equiv 2\pmod3$, $x\equiv 3\pmod4$, $x\equiv 4\pmod5$, $x\equiv 5\pmod6$ and $x\equiv 0\pmod7$
15897
Solve a congruence $1978^{20}\equiv x\pmod{125}$