Find $\binom{80}{40}\bmod 2000$
58803
${n \choose k} \bmod m$ using Chinese remainder theorem?
157771
Nested exponent modulus, $2^{2^{517}} \pmod {23}$
151636
Fast way to calculate n! mod m where m is prime?
144067
calculating $a^b \!\mod c$
132169
$x^{2000} + \frac{1}{x^{2000}}$ in terms of $x + \frac 1x$.
147453
How do I specify 8^(a - b) in math mode
44111
Find the value of $\sum_{k=1}^{n}k\binom{n}{k}$?
121122
Calculate $2^{5104} \bmod 10$ using mental arithmetic
103711
Finding the first digit of $2015^{2015}$
55049
How to find the inverse modulo $m$?
111555
Find $a,b \in \mathbb{N}$ with $\mathrm{lcm}(a,b)=12\gcd(a,b)\,$ and $\,a\bmod b = 5$
10105
Proving $\, a^b = (a\bmod n)^b\, \pmod{\!n}\ $ [Congruence Power Rule]
110460
find remainder of a number
22962
How to show $\binom{2p}{p} \equiv 2\pmod p$?
20908
How to compute $k$'th roots $\!\bmod n$?
122741
$x^2$ is congruent to $-1 \bmod p$
76495
How many points in RSA, such that $m^e = m \bmod n$