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
17023583Factored
FactorDigitsBitsDate
90577356621297133636332272.92021-12-20 04:36:24
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2002-12-02Thomas Klosa20A25500818948894267008
Verified (Factored)2007-02-20Michael Bonner20A255008189488912280755
History
DateUserTypeResult
2021-12-20Smok_bmv F
Factor: 9057735662129713363633 / TF: 72-73*
2021-09-14-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-09SRBaseNF
no factor from 2^70 to 2^71
2019-12-19masserNF
no factor from 2^69 to 2^70
2017-10-22ramgeisNF
no factor from 2^68 to 2^69
2015-11-13mikrNF
no factor from 2^67 to 2^68
2014-09-15NesowaNF
no factor from 2^66 to 2^67
2014-03-13NesowaNF
no factor from 2^65 to 2^66