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
55088441TF
No factors below 274
TF target 273
P-1
B1 = 580000
B2 = 12180000
LL
StatusDateUserResidueShift
Verified2012-12-31Roland Clarkson72F928E6BFBDB06539882064
Verified2021-02-11ATH72F928E6BFBDB0650
Verified2021-03-29frolyar72F928E6BFBDB06546006283
History
DateUserTypeResult
2021-03-29frolyarC-LL
72F928E6BFBDB065
2021-02-11ATHC-LL
72F928E6BFBDB065
2019-03-29dh1NF
no factor from 2^73 to 2^74
2016-01-23-Anonymous-NF
no factor from 2^72 to 2^73
2012-12-31Roland ClarksonC-LL
72F928E6BFBDB065
2012-06-10XyzzyNF
no factor from 2^71 to 2^72
2012-04-07PiepenNF-PM1
B1=580000, B2=12180000
2011-09-11TheJudgerNF
no factor from 2^70 to 2^71
2011-05-25-Anonymous-NF
no factor from 2^69 to 2^70
2011-04-05HighPriceRanchNF
no factor from 2^68 to 2^69
2009-11-17ChrisNF
no factor from 2^67 to 2^68
2009-03-05RIPTIDENF
no factor from 2^66 to 2^67
2009-03-05RIPTIDENF
no factor from 2^65 to 2^66
2009-03-03RIPTIDENF
no factor from 2^64 to 2^65
2008-08-04-Anonymous-NF
no factor to 2^64