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

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MnStatusDetails
12901157Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
124625176631133.5old
169399111720658462572063.92017-05-31 11:27:39
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-05-21XZTAA1CF9200ABB84C821126173053
History
DateUserTypeResult
2022-05-21curtiscCERT
PRP Certification
Proof certified good
2022-05-21XZTC-PRP
M12901157/12462517663/16939911172065846257 : AA1CF9200ABB84C8
PRP proof power = 8
PRP: Verified
Proof certified good
2022-05-19nordiNF-PM1
B1=400000, B2=321348300
2022-05-15nordiNF-PM1
B1=400000
2017-05-31TJAOIF
Factor: 16939911172065846257 / TF: 63-64