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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Exponent Range:










MnStatusDetails
17535649Factored
FactorDigitsBitsDate
14449119769899238142783014570691333106.82022-02-25 04:08:18
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)2004-01-27Daniel Puertas6511D3B91FB39B7C12237558
Verified (Factored)2006-10-24Stephan Hartmann6511D3B91FB39B7C17450882
P-1 factors
DateFactorB1B2
2022-02-251444911976989923814278301457069131000000121391130
History
DateUserTypeResult
2022-02-25masserF-PM1
Factor: 144491197698992381427830145706913 / (P-1, B1=1000000, B2=121391130)
2022-01-11TheJudgerNF
no factor from 2^72 to 2^73
2021-09-14-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-10SRBaseNF
no factor from 2^70 to 2^71
2020-04-13lycornNF
no factor from 2^69 to 2^70
2018-03-11ramgeisNF
no factor from 2^68 to 2^69
2018-03-11ramgeisNF
no factor from 2^67 to 2^68
2016-03-19Mark RoseNF
no factor from 2^65 to 2^66
2014-08-30NesowaNF
no factor from 2^66 to 2^67