How to find the last two digits of 3^1000?
67312
How to find the last digit of $3^{1000}$?
853
Write down the sum of sum of  sum of digits of $4444^{4444}$
14073
Is there a way to determine how many digits a power of 2 will contain?
78905
Calculate the factorial of an arbitrarily large number, showing all the digits
141183
How to determine highest power of $2$ in $3^{1024}-1$?
80327
Last digits, numbers
149961
Two digit numbers
51680
decimal representation of $2^m$ starts with a particular finite sequence of decimal digits
109640
How do i find $(1+i)^{100}?$
139077
How to calculate $5^{3^{1000}}\bmod 101$?
42462
Use a linear approximation to estimate the number $64.07^{2/3}$
37873
Number of zero digits in factorials
129441
How do I determine the number of digits of an integer in C?
59000
How to round to at most 2 decimal places, if necessary?
95217
Find The Last 3 digits of the number $2003^{2002^{2001}}$
81217
Fastest way to find out minimum of 3 numbers?
108238
Find the smallest integer $n$ greater than $1$ such that the last $3$ digits of $n^2$ are the same as the last $3$ digits of $n$.