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

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MnStatusDetails
9569107Factored
FactorDigitsBitsDate
10114600173501566522092269.82014-10-18 11:34:45
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2000-09-23Eric PetersCB3DF898073BD43F520545
Verified (Factored)2003-06-01Steve RoffersCB3DF898073BD43F6643790
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2019-09-26mnd99307C311D21DC2F11912811353
Verified2020-12-12Oliver Kruse9307C311D21DC2F11608493153
History
DateUserTypeResult
2020-12-12curtiscCERT
PRP Certification
Proof certified good
2020-12-12Oliver KruseC-PRP
M9569107/1011460017350156652209 : 9307C311D21DC2F1
PRP proof power = 8
PRP: Verified
Proof certified good
2019-09-26mnd9C-PRP
M9569107/1011460017350156652209 : 9307C311D21DC2F1
PRP: Verified
PRP without proof (not generated)
2014-10-18swildnerF-ECM
Factor: 1011460017350156652209 / (ECM curve 1, B1=50000, B2=5000000)
2013-08-31NesowaNF
no factor from 2^64 to 2^65
2013-01-19NesowaNF-PM1
B1=115000, B2=2185000, E=6