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
41492777TF
No factors below 273
TF target 272
P-1
B1 = 460000
B2 = 11500000
LL
StatusDateUserResidueShift
Verified2009-11-18Jiri LeblCF7F5B31E668EB9D18901925
Verified2017-07-17aurashiftCF7F5B31E668EB9D11963706
History
DateUserTypeResult
2022-05-07RichD0NF
no factor from 2^72 to 2^73
2017-07-17aurashiftC-LL
CF7F5B31E668EB9D
2017-03-03Bruno VictalNF-PM1
B1=460000, B2=11500000, E=12
2015-10-05AirSquirrelsNF
no factor from 2^71 to 2^72
2015-01-13chalsallNF
no factor from 2^70 to 2^71
2015-01-09Mark RoseNF
no factor from 2^69 to 2^70
2009-11-18Jiri LeblC-LL
CF7F5B31E668EB9D