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
1367
Composite, with 5 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Assignments
AssignedUserWork TypeStage% DoneUpdatedEst CompleteExpired
2026-03-07masserECM2026-03-092026-03-19
2026-03-07masserECM2026-03-092026-03-18
2026-03-07masserECM2026-03-092026-03-22
2026-03-07masserECM2026-03-092026-03-17
2026-03-02masserECM2026-03-092026-03-13
2026-03-02masserECMC84S184.52 %2026-03-092026-03-09
2026-02-28masserECM2026-03-092026-03-14
2026-02-28masserECM2026-03-092026-03-15
2026-02-28masserECMC40S130.90 %2026-03-092026-03-11
2026-02-22masserECMC71S155.31 %2026-03-092026-03-10
Factored
FactorDigitsBitsDate
10937513.4old
65617516.0old
232391617.8old
2561759721.3old
297696314814046011754.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000040830 / 40830
6026000000065539 / 105362
Estimated T-Level: 58.1 ⓘ
TF below 2^188 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
No proof (small exponent)
2017-09-27Oliver KruseD3A559CFEC0C252E5013
Verified
No proof (small exponent)
2017-10-09Chang Chia-TcheD3A559CFEC0C252E5013
Verified
No proof (small exponent)
2017-10-12kkmrkkblmbrbkD3A559CFEC0C252E524313
Verified
No proof (small exponent)
2020-04-17Oliver KruseBE091FF5B8BBBC6E546853
Verified
No proof (small exponent)
2020-08-12_p95holder_BE091FF5B8BBBC6E59053
History
DateUserTypeResult
2021-07-20ViliamFNF-PP1Start=2/7, B1=1000000000, B2=221000000000
2021-03-27nordiNF-PM1B1=1000000000000, B2=2232843418649129478
2020-12-28JossNF-PM1B1=10000000000, B2=1000000000000
2020-12-27JossNF-PM1B1=10000000000, B2=200000000000
2020-12-27JossNF-PM1B1=10000000000, B2=100000000000
2020-08-12_p95holder_C-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : BE091FF5B8BBBC6E
2020-04-17Oliver KruseC-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : BE091FF5B8BBBC6E
2017-10-12kkmrkkblmbrbkC-PRPM1367/10937/65617/232391/2561759/29769631481404601 : D3A559CFEC0C252E
2017-10-09Chang Chia-TcheC-PRPM1367/known_factors : D3A559CFEC0C252E
2017-09-27Oliver KruseC-PRPM1367/10937/65617/232391/2561759/29769631481404601 : D3A559CFEC0C252E
2017-09-25csabaC-PRPM1367/known_factors : D3A559CFEC0C252E
2016-09-07kkmrkkblmbrbkNF-PM1B1=1000000000, B2=100000000000, E=12
2009-10-25Carsten KossendeyF-PM1Factor: 12718784726902901852134613452454995801