Here are the solutions to the “Geared Lite 1.3 ” game for the iPhone/iTouch.
Because of some frustration and claims of unsolvable levels we took screen shots of solutions for every level. We understand that sometimes it nice just to know what to expect from some of these tricky levels.
Source code in PHP for calculating combination possibilities given the last number in a combination for Master combination locks.
Investigating which primes will never divide a repunit containing 10**n digits.
Determining the first forty prime factors of a very large repunit.
Finding composite values, n, for which n−1 is divisible by the length of the smallest repunits that divide it.
Investigating minimal repunits that divide by n.
How many numbers below a googol (10**100) are not “bouncy”?
Investigating the density of “bouncy” numbers.
What is the maximum 16-digit string for a “magic” 5-gon ring?