Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
7001Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
391078100331135.2old
436882729420838132497512375.2old
239413137966525119152422977292994.3old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002306 / 9201
Estimated T-Level: 41.3
TF below 2^132 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse23F70C45D224AA703013
Verified2017-10-02kkmrkkblmbrbk23F70C45D224AA703013
Verified2017-12-07ATH23F70C45D224AA703591013
Verified2020-04-17Oliver KruseF8B9C1CFB2B387A03315353
Verified2024-02-03Wentao HuangF8B9C1CFB2B387A03385153
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M7001/39107810033/43688272942083813249751/23941313796652511915242297729 : F8B9C1CFB2B387A0
PRP: Verified
PRP without proof (small exponent)
2023-08-22-Anonymous-NF-PM1
B1=35000000000, B2=143589103727719650
2021-12-16Lisander ViaeneNF-PM1
B1=100000000
2020-04-17Oliver KruseC-PRP
M7001/39107810033/43688272942083813249751/23941313796652511915242297729 : F8B9C1CFB2B387A0
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M7001/39107810033/43688272942083813249751/23941313796652511915242297729 : 23F70C45D224AA70
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M7001/39107810033/43688272942083813249751/23941313796652511915242297729 : 23F70C45D224AA70
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M7001/known_factors : 23F70C45D224AA70
PRP without proof (not generated)