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
8434913
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
225503687693291444.4old
2489076221402943127612167.82023-03-31 07:48:41
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2018-10-26rucio062BEF543B4B6A8C182285353
Factored
PRP without proof (not generated)
2020-05-28ATH062BEF543B4B6A8C1746872953
Verified
Certified Good
2023-04-05rucio062BEF543B4B6A8C2300231853
History
DateUserTypeResult
2024-05-13Stef42NF-PM1B1=1035000, B2=1209731250
2023-04-05Patrik JohanssonCERT
Proof certified good
2023-04-05rucioC-PRPM8434913/22550368769329/248907622140294312761 : 062BEF543B4B6A8C
Proof Certified Good

Proof Power: 8

2023-03-31TJAOIFFactor: 248907622140294312761
2020-05-28ATHC-PRPM8434913/22550368769329 : 062BEF543B4B6A8C
2018-10-26rucioC-PRPM8434913/22550368769329 : 062BEF543B4B6A8C
Proof Certified Good

Proof Power: 8