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

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MnStatusDetails
1051Composite, with 3 known prime factors. Cofactor is PRP (Probable-Prime).
Factored
FactorDigitsBitsDate
3575503721.8old
21573801281844182793233754303617414455827438530123457663629924963207.12010-08-08 14:46:12
30501790606325684292149480855801973385632629941253495198930321465719969227.52013-08-09 15:24:53
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2024-09-06George WoltmanPRP_PRP_PRP_PRP_370713
History
DateUserTypeResult
2024-09-06George WoltmanP-PRP
M1051/3575503/215738012818441827932337543036174144558274385301234576636299249/305017906063256842921494808558019733856326299412534951989303214657199 is a probable prime.
2013-08-09Ryan PropperF-ECM
Factor: 305017906063256842921494808558019733856326299412534951989303214657199
2010-08-08-Anonymous-F-ECM
Factor: 215738012818441827932337543036174144558274385301234576636299249