Chance of the first digit of $2^{n}$ being $1$?
139671
Probability that the first digit of $2^{n}$ is 1
139173
To find last two digits of $2^{100}$
33737
Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?
96846
Decimal representation begins with $N$
67328
Expected value of the number of flips until the first head
99890
Primes with digits only 1
32096
Probability of two uniform random numbers being more than $\frac{1}{2}$ apart
143357
Comparing $2^n$ to $n!$
122916
Does $[0.9999....]=1$?
29694
Expected Value of a Binomial distribution?
33322
Choose a random number between $0$ and $1$ and record its value. Keep doing it until the sum of the numbers exceeds $1$. How many tries do we need?
103711
Finding the first digit of $2015^{2015}$
147485
A conjecture about numbers of the form $10^{m}(2^{k}−1)+2^{k-1}−1$, where $m$ is the number of decimal digits of $ 2^{k-1}$.
2899
Calculating a SQRT digit-by-digit?
113950
Formula for reversing digits of positive integer $n$
66652
Repeating something with (1/n)th chance of success n times
142151
Find the last two digits of $9^{{9}^{9}}$