An Euler Challenge Problem

October 21, 2007

On the occasion of the 300th anniversary of Euler's birth, Albert A. Mullin (who marks his 50th anniversary as a member of SIAM in 2007) proposes the following challenge concerning Euler's Constant, gamma = .57721566 . . . .

Problem: What is the first 20-digit prime found among consecutive digits of gamma? Hint: The first two-digit prime found among consecutive digits of gamma is 53, and the first five-digit prime found among consecutive digits of gamma is 64901.

Results should be directed to A.A. Mullin, 172 Manningham Drive, Madison, AL 35758.


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