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

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MnStatusDetails
10487611Factored
FactorDigitsBitsDate
7995130473495008204377978923650573319192235944145.82022-01-26 16:43:29
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2002-03-31Werner Durandi/Reto Keiser67B77112697092107536502
Verified (Factored)2003-11-16John D Hagerson67B77112697092104392212
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-02-01Poao7024F118C778E4A41516519253
P-1 factors
DateFactorB1B2
2022-01-26799513047349500820437797892365057331919223591000000051629694270
History
DateUserTypeResult
2022-02-01David A. McGoughCERT
PRP Certification
Proof certified good
2022-02-01PoaoC-PRP
M10487611/79951304734950082043779789236505733191922359 : 7024F118C778E4A4
PRP proof power = 8
PRP: Verified
Proof certified good
2022-01-26LuminescenceF-PM1
Factor: 79951304734950082043779789236505733191922359 / (P-1, B1=10000000, B2=51629694270)
2021-10-26SRBaseNF
no factor from 2^71 to 2^72
2021-08-19SRBaseNF
no factor from 2^70 to 2^71
2020-08-13ViliamFNF
no factor from 2^69 to 2^70
2017-11-16ramgeisNF
no factor from 2^68 to 2^69
2017-09-25-Anonymous-NF
no factor from 2^67 to 2^68
2015-12-11VictordeHollanderNF
no factor from 2^66 to 2^67
2015-05-05ThaNF
no factor from 2^65 to 2^66
2013-12-19lycornNF
no factor from 2^64 to 2^65
2012-12-10NesowaNF-PM1
B1=145000, B2=2875000, E=6