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
42656267TF
No factors below 276
TF target 272
P-1
B1 = 2000000
B2 = 60000000
LL
StatusDateUserResidueShift
Verified2008-11-16Ahmer AliA873C18C713316CC13825173
Verified2016-09-27Evgeniy ZavialovA873C18C713316CC11492684
History
DateUserTypeResult
2021-06-29-Anonymous-NF
no factor from 2^75 to 2^76
2021-06-15Yves de WandelaarNF
no factor from 2^74 to 2^75
2021-02-13ViliamFNF-PM1
B1=2000000, B2=60000000
2020-01-11-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2016-09-27Evgeniy ZavialovC-LL
A873C18C713316CC
2015-08-31-Anonymous-NF
no factor from 2^71 to 2^72
2015-03-27Mark RoseNF
no factor from 2^70 to 2^71
2014-05-02Grant McCrackenNF
no factor from 2^69 to 2^70