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

PrimeNet Exponent Status

Exponent Range:
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MnStatusDetails
49899973No factors below 275
P-1
B1=520 000
B2=11 830 000
LL
StatusDateUserResidueShift
Bad2002-07-14Paul Victor Novarese3A1213E615D307FA18612707
Verified2011-09-28twmoss5CC575F167CD1CCC40298170
Verified2016-08-17kkmrkkblmbrbk5CC575F167CD1CCC28771580
History
DateUserTypeResult
2019-12-02Sid & AndyNFno factor from 2^74 to 2^75
2019-07-10-Anonymous-NFno factor from 2^73 to 2^74
2017-09-12Sid & AndyNFno factor from 2^72 to 2^73
2016-08-17kkmrkkblmbrbkC-LL5CC575F167CD1CCC
2015-10-25Architects CubedNFno factor from 2^71 to 2^72
2015-10-06Sid & AndyNF-PM1B1=520000, B2=11830000, E=12
2015-05-14Mark RoseNFno factor from 2^70 to 2^71
2011-09-28twmossC-LL5CC575F167CD1CCC
2006-09-04James HeinrichNF-PM1B1=255000, B2=5227500
2005-03-20James HeinrichNF-PM1B1=255000, B2=5227500
2002-07-14-Anonymous-C-LL3A1213E615D307FA
2001-04-01ANONYMOUSNFno factor to 2^70