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
48966487TF
No factors below 274
TF target 273
P-1
B1 = 745000
B2 = 17507500
LL
StatusDateUserResidueShift
Verified2012-10-08curtisc0A140485855FFB6046838498
Verified2019-07-01Sergey Nosov0A140485855FFB6028527804
History
DateUserTypeResult
2020-04-18ATHNF
no factor from 2^73 to 2^74
2019-07-01Sergey NosovC-LL
0A140485855FFB60
2017-09-19monstNF
no factor from 2^72 to 2^73
2012-10-08curtiscC-LL
0A140485855FFB60
2012-10-06Jerry HallettNF-PM1
B1=745000, B2=17507500, E=12
2012-09-18Jerry HallettNF
no factor from 2^69 to 2^72