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
100428689TF
No factors below 276
TF target 276
P-1
B1 = 978000
B2 = 631601850
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-10-28RobertKazan8476F3862F0888__8034881613
History
DateUserTypeResult
2023-09-24Jason LynchNF-PM1
B1=978000, B2=631601850
2020-10-28RobertKazanC-PRP
8476F3862F0888__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-10-13RobertKazanNF-PM1
B1=690000, B2=4485000
2020-08-25FlaukrotistNF
no factor from 2^75 to 2^76
2020-08-23FlaukrotistNF
no factor from 2^74 to 2^75
2020-07-21ixfd64NF
no factor from 2^73 to 2^74
2014-03-31jondi_hanlucNF
no factor from 2^72 to 2^73
2014-03-31jondi_hanlucNF
no factor from 2^71 to 2^72
2014-03-31jondi_hanlucNF
no factor from 2^70 to 2^71
2014-03-31jondi_hanlucNF
no factor from 2^69 to 2^70
2014-03-31jondi_hanlucNF
no factor from 2^68 to 2^69
2014-03-24Broomfield Designers.comNF
no factor from 2^67 to 2^68
2011-03-17Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-13Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-10carlos56NF
no factor from 2^64 to 2^65
2010-01-191997rj7NF
no factor from 2^63 to 2^64