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

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MnStatusDetails
115621691Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
138438430418578339189930392683.52022-05-25 11:38:09
P-1 factors
DateFactorB1B2
2022-05-2513843843041857833918993039587000587000
History
DateUserTypeResult
2022-05-25ky0urakuF-PM1
Factor: 13843843041857833918993039 / (P-1, B1=587000)
2022-04-18TheJudgerNF
no factor from 2^76 to 2^77
2020-11-01jwnutterNF
no factor from 2^75 to 2^76
2020-11-01jwnutterNF
no factor from 2^74 to 2^75
2020-10-29Johan ViljoenNF
no factor from 2^73 to 2^74
2020-04-24SRBaseNF
no factor from 2^72 to 2^73
2015-04-25SRS TechnologyNF
no factor from 2^71 to 2^72
2015-04-25SRS TechnologyNF
no factor from 2^70 to 2^71
2015-04-25SRS TechnologyNF
no factor from 2^69 to 2^70
2015-04-25SRS TechnologyNF
no factor from 2^68 to 2^69
2015-03-01Smok_bmv NF
no factor from 2^67 to 2^68
2014-11-28vwflat4NF
no factor from 2^66 to 2^67
2012-06-21HBendtzNF
no factor from 2^65 to 2^66
2010-10-06Mr-PlonkNF
no factor from 2^64 to 2^65
2010-05-08Mr-PlonkNF
no factor from 2^63 to 2^64