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Old 2015-11-22, 15:59   #1
Gordon
 
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Nov 2008

503 Posts
Default Accidentally factored

While running a fresh set of curves through gmp-ecm, I set the haswell to running ecm (advanced, ecm) on an exponent in the 250k range, I meant to type in 255251, instead I mis-typed 255521.

Found 3 factors

127

1615926072477214583301236874001 - 100.35 bits

113251268558694037995013049810661462891857455223 - 156.30 bits
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