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
50577949TF
No factors below 274
TF target 273
P-1
B1 = 1000000
B2 = 22000000
LL
StatusDateUserResidueShift
Verified2010-07-06curtisc1A64FE62DC3811E2443251
Verified2019-07-23Smok_bmv 1A64FE62DC3811E243597530
History
DateUserTypeResult
2020-03-22riccardo ubertiNF-PM1
B1=1000000, B2=22000000, E=12
2019-07-23Smok_bmv C-LL
1A64FE62DC3811E2
2019-06-02TheJudgerNF
no factor from 2^73 to 2^74
2015-12-28AirSquirrelsNF
no factor from 2^72 to 2^73
2015-12-06-Anonymous-NF
no factor from 2^71 to 2^72
2015-07-12Mark RoseNF
no factor from 2^70 to 2^71
2010-07-06curtiscC-LL
1A64FE62DC3811E2
2010-05-21curtiscNF-PM1
B1=730000
2008-11-04ahmeraliNF
no factor to 2^70
2008-08-31DerekNF
no factor to 2^64