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
7151Composite, with 5 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
14303513.8old
28644839074971341.4old
283056353945211444.7old
353146309061841778874632374.9old
326472205504616022538246312684.8old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002055 / 9201
Estimated T-Level: 41.1
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 KruseCBE2000970448E2E5013
Verified2017-10-02kkmrkkblmbrbkCBE2000970448E2E5013
Verified2017-12-07ATHCBE2000970448E2E5699313
Verified2020-04-17Oliver Kruse53C67985900102FB5620853
Verified (Factored)2022-05-12Jorge Coveiro53C67985900102FB1376453
Verified2024-02-03Wentao Huang53C67985900102FB559553
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M7151/14303/2864483907497/28305635394521/35314630906184177887463/32647220550461602253824631 : 53C67985900102FB
PRP: Verified
PRP without proof (small exponent)
2023-08-25-Anonymous-NF-PM1
B1=34000000000, B2=142096338314180250
2022-05-12Jorge CoveiroC-PRP
M7151/14303 : 53C67985900102FB
PRP: Verified
PRP without proof (small exponent)
2021-08-27Seth_TrNF-PM1
B1=400000000
2021-08-27Seth_TrNF-PM1
B1=100000000
2020-04-17Oliver KruseC-PRP
M7151/14303/2864483907497/28305635394521/35314630906184177887463/32647220550461602253824631 : 53C67985900102FB
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M7151/14303/2864483907497/28305635394521/35314630906184177887463/32647220550461602253824631 : CBE2000970448E2E
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M7151/14303/2864483907497/28305635394521/35314630906184177887463/32647220550461602253824631 : CBE2000970448E2E
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M7151/known_factors : CBE2000970448E2E
PRP without proof (not generated)