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Old 2019-10-09, 09:37   #1904
LaurV
Romulan Interpreter
 
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Jun 2011
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Wow! That's a hit! Congratulations!

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Old 2019-10-26, 13:52   #1905
Thomas11
 
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4207801666259*2^2211084-1 (665616 digits)
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Old 2019-11-01, 08:52   #1906
Thomas11
 
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4761657101009*2^2292504-1 (690126 digits)
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Old 2019-11-25, 08:50   #1907
Thomas11
 
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11*2^7971110-1 (2399545 digits)
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Old 2019-11-25, 11:04   #1908
unconnected
 
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Congratulations on this HUGE prime!
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Old 2019-11-25, 11:33   #1909
pepi37
 
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After milion nines:)

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Quote:
Originally Posted by Thomas11 View Post
11*2^7971110-1 (2399545 digits)
That is prime!
Congratulations
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Old 2019-11-26, 00:29   #1910
rudy235
 
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Quote:
Originally Posted by pepi37 View Post
That is prime!
Congratulations
In my book any non-Mersenne prime over 1999,999 digits is awesome!
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Old 2019-12-21, 20:13   #1911
VBCurtis
 
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Quote:
Originally Posted by storm5510 View Post
Question: What are these being ran with to get this format? It looks fascinating.
Sorry for overlooking your question for so long. We run LLR to test k*2^n-1 or k*2^n+1 formats (and quite a few others). If LLR doesn't handle it, PFGW does.

Also, 231*2^2335281-1 is prime! 702992 digits.
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Old 2019-12-27, 04:34   #1912
rudy235
 
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Two new very large primes have been discovered on Christmas Day!

99739 · 214019102 + 1 Second largest for 2019 and 20th Rank overall. 4,220,176 Digits

3214654524288 + 1 Largest Generalized Fermat for the year and 31st Rank overall. 3,411,613 Digits

Congrats
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Old 2020-01-19, 11:44   #1913
Thomas11
 
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283*2^6804731-1 (2048431 digits)
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Old 2020-01-19, 19:12   #1914
paulunderwood
 
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Database er0rr

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Quote:
Originally Posted by Thomas11 View Post
283*2^6804731-1 (2048431 digits)
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