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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MnStatusDetails
43855897TF
No factors below 274
TF target 272
P-1
B1 = 590000
B2 = 12685000
LL
StatusDateUserResidueShift
Verified2009-06-05curtisc2FE0DB8B4DB3A5A240757471
Verified2017-02-13SADMASTER2FE0DB8B4DB3A5A230740690
History
DateUserTypeResult
2019-03-25Sid & AndyNF
no factor from 2^73 to 2^74
2018-08-06-Anonymous-NF
no factor from 2^72 to 2^73
2017-02-13SADMASTERC-LL
2FE0DB8B4DB3A5A2
2012-04-14David CampeauNF-PM1
B1=590000, B2=12685000, E=6
2012-01-29Craig MeyersNF
no factor from 2^68 to 2^72
2009-06-05curtiscC-LL
2FE0DB8B4DB3A5A2