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
14010797Factored
FactorDigitsBitsDate
20932524080849806132604812580.82020-10-09 22:03:27
ECM
DigitsB1Curves
25500007 / 280
Estimated T-Level: 20.1 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2004-03-08Michael PaquayB84B83CCDBFE2DD24644034
Verified (Factored)2005-05-12Sturle SundeB84B83CCDBFE2DD21515699
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-12-07PerigFA261CF0BCA6DAE51978867953
P-1 factors
DateFactorB1B2
2020-10-0920932524080849806132604816000000160000000
History
DateUserTypeResult
2022-12-07iwesCERT
PRP Certification
Proof certified good
2022-12-07PerigC-PRP
M14010797/2093252408084980613260481 : FA261CF0BCA6DAE5
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-09masserF-PM1
Factor: 2093252408084980613260481 / (P-1, B1=6000000, B2=160000000, E=12)
2020-09-26masserNF-PM1
B1=6000000
2020-06-05masserNF
no factor from 2^70 to 2^71
2018-09-12mikrNF
no factor from 2^69 to 2^70
2018-02-05ramgeisNF
no factor from 2^68 to 2^69
2018-02-05ramgeisNF
no factor from 2^67 to 2^68
2015-08-18ThaNF
no factor from 2^66 to 2^67
2014-07-22NesowaNF
no factor from 2^65 to 2^66