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
44623321TF
No factors below 275
TF target 272
P-1
B1 = 1500000
B2 = 30000000
LL
StatusDateUserResidueShift
Verified2009-05-30C.L. Alons7F5DCAE47092C85111875021
Verified2016-02-07yponomarev7F5DCAE47092C85116443015
History
DateUserTypeResult
2020-11-05Sid & AndyNF
no factor from 2^74 to 2^75
2020-09-05Sid & AndyNF-PM1
B1=1500000, B2=30000000, E=12
2019-12-31-Anonymous-NF
no factor from 2^73 to 2^74
2018-08-05-Anonymous-NF
no factor from 2^72 to 2^73
2016-02-23Mark RoseNF
no factor from 2^1 to 2^63
2016-02-07yponomarevC-LL
7F5DCAE47092C851
2015-10-02-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-02-Anonymous-NF
no factor from 2^70 to 2^71
2015-08-08David CampeauNF
no factor from 2^69 to 2^70
2014-06-27chalsallNF
no factor from 2^68 to 2^69
2009-05-30C.L. AlonsC-LL
7F5DCAE47092C851
2009-04-17C.L. AlonsNF-PM1
B1=755000