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:










MnStatusDetails
68850989TF
No factors below 275
TF target 274
P-1
B1 = 985000
B2 = 22655000
LL
StatusDateUserResidueShift
Verified2016-05-04basey552BF68584C5C5CD2545444
Verified2024-03-21Chris Rycroft552BF68584C5C5CD4157725
History
DateUserTypeResult
2024-03-21Chris RycroftC-LL
552BF68584C5C5CD
2016-05-04baseyC-LL
552BF68584C5C5CD
2016-03-11endless_mikeNF
no factor from 2^74 to 2^75
2014-03-09Jerry HallettNF-PM1
B1=985000, B2=22655000, E=12
2014-03-06kdgehmanNF
no factor from 2^73 to 2^74
2014-03-06kdgehmanNF
no factor from 2^72 to 2^73
2014-03-06kdgehmanNF
no factor from 2^71 to 2^72
2012-09-24-Anonymous-NF
no factor from 2^70 to 2^71
2012-03-18-Anonymous-NF
no factor from 2^69 to 2^70
2010-04-20JShaftNF
no factor from 2^68 to 2^69
2010-04-14lastavenueNF
no factor from 2^67 to 2^68
2010-04-07lastavenueNF
no factor from 2^66 to 2^67
2010-01-28connorNF
no factor from 2^65 to 2^66
2010-01-22runeskNF
no factor from 2^64 to 2^65
2009-01-061997rj7NF
no factor to 2^64