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:





MnDetails
5717
Composite, with 5 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
34303515.1old
45737515.5old
2388287994801487671857.7old
68740952100196732011962.6old
1520740146700262906225092798471402044308941133.52020-11-14 07:04:14
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000006098 / 16550
Estimated T-Level: 46.8
TF below 2^151 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
No proof (small exponent)
2017-09-21Oliver Kruse194A77E2DA2EB20F4013
Factored
No proof (small exponent)
2017-10-02kkmrkkblmbrbk194A77E2DA2EB20F4013
Factored
No proof (small exponent)
2017-12-07ATH194A77E2DA2EB20F455013
Factored
No proof (small exponent)
2020-04-17Oliver Kruse80AFB30DD3F3856C4239653
Verified
No proof (small exponent)
2020-11-14Jinyuan Wang80AFB30DD3F3856C5221053
Verified
No proof (small exponent)
2020-11-16arnaud80AFB30DD3F3856C5347553
History
DateUserTypeResult
2025-05-23masserNF-PP1Start=103/13, B1=2100000000, B2=2097900000000
2023-07-18-anonymous-NF-PM1B1=43000000000, B2=180124832351714250
2022-01-24Ethan O'ConnorNF-PM1B1=520000000
2021-12-16ANONYMOUSNF-PM1B1=200000000
2021-08-27Seth_TrNF-PM1B1=400000000
2021-08-27Seth_TrNF-PM1B1=100000000
2020-11-16arnaudC-PRPM5717/34303/45737/238828799480148767/6874095210019673201/15207401467002629062250927984714020443089 : 80AFB30DD3F3856C
2020-11-14Jinyuan WangC-PRPM5717/34303/45737/238828799480148767/6874095210019673201/15207401467002629062250927984714020443089 : 80AFB30DD3F3856C
2020-11-14Ryan PropperF-ECMFactor: 15207401467002629062250927984714020443089
2020-04-17Oliver KruseC-PRPM5717/34303/45737/238828799480148767/6874095210019673201 : 80AFB30DD3F3856C
2017-12-07ATHC-PRPM5717/34303/45737/238828799480148767/6874095210019673201 : 194A77E2DA2EB20F
2017-10-02kkmrkkblmbrbkC-PRPM5717/34303/45737/238828799480148767/6874095210019673201 : 194A77E2DA2EB20F
2017-09-21Oliver KruseC-PRPM5717/known_factors : 194A77E2DA2EB20F