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

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Exponent Range:





MnDetails
2339611
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 262
Factored
FactorDigitsBitsDate
41504886308891341.9old
2321166910790645577312472477.62025-08-10 05:11:59
ECM
DigitsB1Curves
2550000280 / 280
30250000165 / 640
Estimated T-Level: 26.3
TF below 2^82 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-10-12Oliver Kruse24DE59DAD5579FE41013
Factored
PRP without proof (not generated)
2017-11-24storm551024DE59DAD5579FE41160323013
Verified
Certified Good
2025-08-10debrouxl7788180800C2BCD5268322853
History
DateUserTypeResult
2025-08-10Fabrice BelletCERT
Proof certified good
2025-08-10debrouxlC-PRPM2339611/4150488630889/232116691079064557731247 : 7788180800C2BCD5
Proof Certified Good

Proof Power: 7

2025-08-10debrouxlF-ECMFactor: 232116691079064557731247 / ECM curve 3, B1=94001, B2=211882125, Edwards Sigma=2104487042684894
2021-04-13ViliamFNF-PM1B1=5000000, B2=505000000
2018-03-18alpertronNF-PM1B1=500000, B2=15000000, E=12
2017-11-24storm5510C-PRPM2339611/4150488630889 : 24DE59DAD5579FE4
2017-10-12Oliver KruseC-PRPM2339611/4150488630889 : 24DE59DAD5579FE4