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
504929No factors below 267
P-1
B1=25 000 000
B2=1 000 000 000
LL
StatusDateUserResidueShift
VerifiedDavid SlowinskiAA30
VerifiedLyle RamshawF3D26C6CD37A4AA30
Verified2002-04-07Dennis PopeF3D26C6CD37A4AA3272783
Verified2015-04-11MadPooF3D26C6CD37A4AA3427852
History
DateUserTypeResult
2021-05-13gLaussNF-PP1Start=2/7, B1=12500000, B2=962500000
2020-09-15Gordon SpenceNFno factor from 2^66 to 2^67
2018-05-18Smok_bmv NFno factor from 2^65 to 2^66
2018-05-18chuenkitNFno factor from 2^65 to 2^66
2017-11-06BloodERazorNFno factor from 2^64 to 2^65
2016-02-23Mark RoseNFno factor from 2^58 to 2^60
2015-09-04Gordon SpenceNFno factor from 2^63 to 2^64
2015-09-04Gordon SpenceNFno factor from 2^62 to 2^63
2015-07-06NRNFno factor from 2^61 to 2^62
2015-04-11MadPooC-LLF3D26C6CD37A4AA3
2013-01-13markrNF-PM1B1=25000000, B2=1000000000, E=12
2012-06-19Jocelyn LaroucheNF-PM1B1=2417368
2011-01-02Rob_DeeNF-PM1B1=1000000, B2=2000000, E=6
2011-01-01Rob_DeeNF-PM1B1=500000, B2=1000000
2010-11-21Sid & AndyNFno factor from 2^60 to 2^61
2003-12-13-Anonymous-NFno factor to 2^58
2003-04-27-Anonymous-NF-PM1B1=131072, B2=13107200, E=30
2002-08-31-Anonymous-NF-PM1B1=65536, B2=6553600, E=12
2002-06-23-Anonymous-NF-PM1B1=32768, B2=3276800, E=12
2002-04-07-Anonymous-C-LLF3D26C6CD37A4AA3
2002-01-02-Anonymous-NF-PM1B1=50000, B2=1000000
2001-12-22-Anonymous-NF-PM1B1=2000, B2=200000
2001-12-22-Anonymous-NFno factor to 2^57
2001-04-01-Anonymous-NFno factor to 2^56
2000-03-01-Anonymous-NFno factor from 2^53 to 2^54