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
52129751TF
No factors below 274
TF target 273
P-1
B1 = 850000
B2 = 850000
LL
StatusDateUserResidueShift
Verified2011-07-22rickE80803438ECD1CF33220135
Verified2019-08-01Axet NordE80803438ECD1CF35628469
History
DateUserTypeResult
2019-08-01Axet NordC-LL
E80803438ECD1CF3
2019-05-30Mark RoseNF
no factor from 2^73 to 2^74
2016-01-16AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-23-Anonymous-NF
no factor from 2^71 to 2^72
2015-06-08LaurVNF
no factor from 2^70 to 2^71
2014-11-13NesowaNF
no factor from 2^69 to 2^70
2011-07-22rickC-LL
E80803438ECD1CF3
2011-01-29kylez64NF-PM1
B1=850000
2008-12-10Douglas FeatherNF
no factor to 2^69
2008-10-29DerekNF
no factor to 2^64