Difference between revisions of "2007 iTest Problems/Problem 43"
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Revision as of 23:00, 7 October 2014
Problem
Bored of working on her computational linguistics thesis, Erin enters some three-digit integers into a spreadsheet, then manipulates the cells a bit until her spreadsheet calculates each of the following $100 \$ (Error compiling LaTeX. Unknown error_msg) -digit integers:
She notes that two of them have exactly positive divisors each. Find the common prime divisor of those two integers.