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
42659291TF
No factors below 276
TF target 272
P-1
B1 = 1500000
B2 = 45000000
LL
StatusDateUserResidueShift
Verified2009-08-10linded8E0A1CF65765EA0240487720
Verified2016-01-26basey8E0A1CF65765EA0242425419
History
DateUserTypeResult
2021-06-29-Anonymous-NF
no factor from 2^75 to 2^76
2021-06-18Yves de WandelaarNF
no factor from 2^74 to 2^75
2021-05-24Sid & AndyNF-PM1
B1=1500000, B2=45000000
2020-01-12-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-04-Anonymous-NF
no factor from 2^72 to 2^73
2016-01-26baseyC-LL
8E0A1CF65765EA02
2015-08-31-Anonymous-NF
no factor from 2^71 to 2^72
2015-04-05Mark RoseNF
no factor from 2^70 to 2^71
2014-05-10Grant McCrackenNF
no factor from 2^69 to 2^70
2009-08-10lindedC-LL
8E0A1CF65765EA02
2009-07-12lindedNF-PM1
B1=490000, B2=12127500