Originally Posted by patrickkonsor
As I am bored during the pandemic, I decided to revisit my quadratic sieve implementation from 10 years ago, and successfully factored RSA140. This is a semiprime with 140 decimal digits or 463 binary bits.
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The factorization took a bit under 6 days across 60 cores that were used sporadically, for a total of 5,959 core hours. All systems were Skylake based Core or Xeon.
