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

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MnStatusDetails
2939Composite, with 4 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
5879412.5old
91627142454455698729263772582.9old
2046493428344534198009498176900986800553741133.9old
49327023448266349111507829645987049729065970719407414672957188.32020-02-15 02:16:50
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000002927 / 16550
Estimated T-Level: 45.9
TF below 2^147 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-21Oliver KruseE930CE11364829AF3013
Verified (Factored)2017-10-02kkmrkkblmbrbkE930CE11364829AF3013
Verified (Factored)2017-12-07ATHE930CE11364829AF3188213
Verified2020-02-16Jinyuan Wang98BE459B05C26E4F4230353
Verified2020-02-18Luigi Morelli98BE459B05C26E4F4154753
Verified2020-04-17Oliver Kruse98BE459B05C26E4F4166053
Verified (Factored)2022-05-12Jorge Coveiro98BE459B05C26E4F1221153
History
DateUserTypeResult
2024-06-22masserNF-PM1
B1=100000000000, B2=33833747270993670
2023-08-28Kevin_9611NF-PM1
B1=1600000000, B2=20708855507340
2023-08-28Kevin_9611NF-PM1
B1=800000000, B2=14325745283850
2023-08-28Kevin_9611NF-PM1
B1=400000000, B2=7792569174390
2023-08-28Kevin_9611NF-PM1
B1=100000000, B2=9040735433730
2022-05-12Jorge CoveiroC-PRP
M2939/5879 : 98BE459B05C26E4F
PRP: Verified (Factored)
PRP without proof (small exponent)
2021-07-07ViliamFNF-PM1
B1=1000000000, B2=191000000000
2020-04-17Oliver KruseC-PRP
M2939/5879/9162714245445569872926377/20464934283445341980094981769009868005537/493270234482663491115078296459870497290659707194074146729 : 98BE459B05C26E4F
PRP: Verified (Factored)
PRP without proof (small exponent)
2020-02-18Luigi MorelliC-PRP
M2939/5879/9162714245445569872926377/20464934283445341980094981769009868005537/493270234482663491115078296459870497290659707194074146729 : 98BE459B05C26E4F
PRP: Verified (Factored)
PRP without proof (small exponent)
2020-02-16Jinyuan WangC-PRP
M2939/5879/9162714245445569872926377/20464934283445341980094981769009868005537/493270234482663491115078296459870497290659707194074146729 : 98BE459B05C26E4F
PRP: Verified (Factored)
PRP without proof (small exponent)
2020-02-15Ryan PropperF-ECM
Factor: 493270234482663491115078296459870497290659707194074146729 / (ECM curve 1, B1=850000000)
2017-12-07ATHC-PRP
M2939/5879/9162714245445569872926377/20464934283445341980094981769009868005537 : E930CE11364829AF
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M2939/5879/9162714245445569872926377/20464934283445341980094981769009868005537 : E930CE11364829AF
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M2939/known_factors : E930CE11364829AF
PRP without proof (not generated)