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
10515773
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
63094639825.9old
1406589796491237.02008-09-08 06:35:40
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
Certified Good
2020-09-08storm551066BC8931A205694F2672057953
History
DateUserTypeResult
2026-01-19Sid & AndyNF-PM1B1=2400000, B2=1806150060
2020-09-08Brian SchroederCERT
Proof certified good
2020-09-08storm5510C-PRPM10515773/63094639/140658979649 : 66BC8931A205694F
Proof Certified Good

Proof Power: 8

2008-09-08Will EdgingtonFFactor: 140658979649