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Old 2020-06-28, 19:46   #5
R.D. Silverman
 
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Nov 2003

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Quote:
Originally Posted by patrickkonsor View Post
As I am bored during the pandemic, I decided to revisit my quadratic sieve implementation from 10 years ago, and successfully factored RSA-140. This is a semi-prime with 140 decimal digits or 463 binary bits.

<snip>

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.
Impressive.
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