Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
38084509Factored
FactorDigitsBitsDate
170087343564144772158012373.82020-02-21 19:39:45
LL
StatusDateUserResidueShift
Verified (Factored)2007-10-17Scott Kurowski134B5EC5936DE2DC32070588
Verified (Factored)2016-07-21Sergey Nosov134B5EC5936DE2DC24833920
History
DateUserTypeResult
2020-02-21-Anonymous-F
Factor: 17008734356414477215801 / TF: 73-74*
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-11-Anonymous-NF
no factor from 2^71 to 2^72
2016-07-21Sergey NosovC-LL
134B5EC5936DE2DC
2014-11-29chalsallNF
no factor from 2^70 to 2^71
2014-10-14HBendtzNF
no factor from 2^69 to 2^70
2014-09-18HBendtzNF-PM1
B1=615000, B2=12000000, e=12
2013-09-13Carsten KossendeyNF
no factor from 2^68 to 2^69