Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
42120487Factored
FactorDigitsBitsDate
61181244075091372779372272.42020-05-10 15:11:53
LL
StatusDateUserResidueShift
Verified (Factored)2008-06-14Antonio OliveiraAAF8AB04A6EFFEC621254951
Verified (Factored)2016-02-21yponomarevAAF8AB04A6EFFEC61618993
History
DateUserTypeResult
2020-05-10Sid & AndyF
Factor: 6118124407509137277937 / TF: 72-73*
2016-02-21yponomarevC-LL
AAF8AB04A6EFFEC6
2015-08-30AirSquirrelsNF
no factor from 2^71 to 2^72
2015-03-09Mark RoseNF
no factor from 2^70 to 2^71
2015-01-19chalsallNF
no factor from 2^69 to 2^70
2014-03-02Torben K.NF
no factor from 2^68 to 2^69