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
38752981TF
No factors below 276
TF target 272
P-1
B1 = 390000
B2 = 3120000
LL
StatusDateUserResidueShift
Verified2007-07-04Stephan Grupp9AA2BEC704D382556006814
Verified2016-08-27Sergey Nosov9AA2BEC704D3825526175352
History
DateUserTypeResult
2021-02-28-Anonymous-NF
no factor from 2^75 to 2^76
2021-01-20-Anonymous-NF
no factor from 2^74 to 2^75
2020-02-14-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-18-Anonymous-NF
no factor from 2^72 to 2^73
2019-05-28monstNF
no factor from 2^71 to 2^72
2016-08-27Sergey NosovC-LL
9AA2BEC704D38255
2014-12-08ChuckNF
no factor from 2^70 to 2^71
2014-11-27Andrew BNF
no factor from 2^69 to 2^70
2013-09-14Le ComteNF
no factor from 2^68 to 2^69