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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Exponent Range:










MnStatusDetails
58476749TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 11137500
LL
StatusDateUserResidueShift
Verified2015-07-18ixfd6486984EF5A083A0BA52636201
Verified2021-07-23Kelb86984EF5A083A0BA4533757
History
DateUserTypeResult
2021-07-23KelbC-LL
86984EF5A083A0BA
2016-02-23Mark RoseNF
no factor from 2^61 to 2^63
2015-07-18ixfd64C-LL
86984EF5A083A0BA
2014-12-19electron1897NF
no factor from 2^73 to 2^74
2012-10-30Patrik JohanssonNF-PM1
B1=550000, B2=11137500, E=6
2012-10-01Kyle AskineNF
no factor from 2^72 to 2^73
2012-04-10MikeBerlinNF
no factor from 2^71 to 2^72
2012-04-10MikeBerlinNF
no factor from 2^70 to 2^71
2011-11-23rduerrNF
no factor from 2^68 to 2^70
2009-10-04Sturle SundeNF
no factor from 2^67 to 2^68
2009-03-20PiepenNF
no factor from 2^66 to 2^67
2009-01-13Sturle SundeNF
no factor from 2^65 to 2^66
2009-01-12GnorfeNF
no factor from 2^64 to 2^65
2008-11-04cameloidNF
no factor from 2^63 to 2^64