Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
35152681Factored
FactorDigitsBitsDate
328167531793664649279141570191638603137121.32021-06-17 15:50:39
LL
StatusDateUserResidueShift
Verified (Factored)2006-11-28Alexandr FominD716445A744B994B2502174
Verified (Factored)2014-06-27-Anonymous-D716445A744B994B28966866
P-1 factors
DateFactorB1B2
2021-06-17328167531793664649279141570191638603123293192329319
History
DateUserTypeResult
2021-06-17LaurVF-PM1
Factor: 3281675317936646492791415701916386031 / (P-1, B1=2329319)
2020-03-06-Anonymous-NF
no factor from 2^73 to 2^74
2019-10-31-Anonymous-NF
no factor from 2^72 to 2^73
2019-10-31-Anonymous-NF
no factor from 2^71 to 2^72
2014-06-27-Anonymous-C-LL
D716445A744B994B
2014-04-08chalsallNF
no factor from 2^70 to 2^71
2014-04-08chalsallNF
no factor from 2^69 to 2^70
2013-03-16Carsten KossendeyNF
no factor from 2^68 to 2^69
2012-03-24hustensaftNF
no factor from 2^67 to 2^68