Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
56136239Factored
FactorDigitsBitsDate
495660916507717899696412375.42012-07-12 01:19:04
P-1 factors
DateFactorB1B2
2012-07-124956609165077178996964155500011655000
History
DateUserTypeResult
2022-06-15LordJuliusNF
no factor from 2^60 to 2^63
2012-07-12PPed72F-PM1
Factor: 49566091650771789969641
2012-06-19JaxonNF
no factor from 2^71 to 2^72
2011-08-11firereddNF
no factor from 2^70 to 2^71
2011-06-05David CampeauNF
no factor from 2^69 to 2^70
2011-04-13dslNF
no factor from 2^68 to 2^69
2009-11-23ASDSLLCNF
no factor from 2^67 to 2^68
2008-06-27Sturle SundeNF
no factor from 2^66 to 2^67
2008-06-26Sturle SundeNF
no factor from 2^65 to 2^66
2008-06-25Sturle SundeNF
no factor from 2^64 to 2^65
2008-06-24Sturle SundeNF
no factor from 2^63 to 2^64