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
56205271TF
No factors below 274
TF target 273
P-1
B1 = 775000
B2 = 775000
LL
StatusDateUserResidueShift
Verified2012-04-29curtisc8703477F724DC87243396155
Verified2021-03-25Andrey Mitrofanov8703477F724DC87244831548
History
DateUserTypeResult
2021-03-25Andrey MitrofanovC-LL
8703477F724DC872
2019-02-03TheJudgerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2016-01-09-Anonymous-NF
no factor from 2^72 to 2^73
2015-11-26LaurVNF
no factor from 2^71 to 2^72
2012-04-29curtiscC-LL
8703477F724DC872
2012-03-28curtiscNF-PM1
B1=775000
2011-08-30-Anonymous-NF
no factor from 2^70 to 2^71
2011-06-04-Anonymous-NF
no factor from 2^69 to 2^70
2011-04-14dslNF
no factor from 2^68 to 2^69
2009-11-22Net_ForceNF
no factor from 2^67 to 2^68
2008-07-08Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-07Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-06Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-05Sturle SundeNF
no factor from 2^63 to 2^64