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

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MnStatusDetails
44642827Factored
FactorDigitsBitsDate
418241792090798711676045707339896552937121.72020-10-12 08:14:17
LL
StatusDateUserResidueShift
Verified (Factored)2009-12-10ANONYMOUSCFA42605AD9BFB3326866945
Verified (Factored)2018-07-08Jon PaceCFA42605AD9BFB3319027358
P-1 factors
DateFactorB1B2
2020-10-124182417920907987116760457073398965529150000030000000
History
DateUserTypeResult
2020-10-12Sid & AndyF-PM1
Factor: 4182417920907987116760457073398965529 / (P-1, B1=1500000, B2=30000000, E=12)
2019-12-29-Anonymous-NF
no factor from 2^73 to 2^74
2018-07-08Jon PaceC-LL
CFA42605AD9BFB33
2018-04-03Kevin JagetNF
no factor from 2^72 to 2^73
2015-10-03-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-03-Anonymous-NF
no factor from 2^70 to 2^71
2015-08-09David CampeauNF
no factor from 2^69 to 2^70
2014-06-27chalsallNF
no factor from 2^68 to 2^69
2009-12-10ANONYMOUSC-LL
CFA42605AD9BFB33
2009-08-18ANONYMOUSNF-PM1
B1=755000