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
7799657
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 267
Factored
FactorDigitsBitsDate
84348274807569591652.9old
121235667774710453970741604745428134109.92024-02-01 07:31:39
P-1 factors
DateFactorsB1B2
2024-02-011212356677747104539707416047454281
9500002042400360
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-05-12storm551079F687DD296C75601383238253
Factored
PRP without proof (not generated)
2019-10-07kkmrkkblmbrbk79F687DD296C75601513237753
Verified
Certified Good
2024-02-01Naegi Makoto79F687DD296C75602727842853
History
DateUserTypeResult
2024-02-01R. ForsénCERT
Proof certified good
2024-02-01Naegi MakotoC-PRPM7799657/8434827480756959/1212356677747104539707416047454281 : 79F687DD296C7560
Proof Certified Good

Proof Power: 8

2024-02-01Stef42F-PM1Factor: 1212356677747104539707416047454281 / B1=950000, B2=2042400360
2019-10-07kkmrkkblmbrbkC-PRPM7799657/8434827480756959 : 79F687DD296C7560
2018-05-12storm5510C-PRPM7799657/8434827480756959 : 79F687DD296C7560
1998-08-24Ernst W. MayerFFactor: 8434827480756959