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
9644197
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
18323974311030.8old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2019-10-09Glenn Raymond Hansen3F14F0D7922324371294934153
Verified
Certified Good
2020-12-18storm55103F14F0D7922324371874026253
History
DateUserTypeResult
2025-12-31Mingye WangNF-PM1B1=1700000, B2=3942818880
2025-12-06Mingye WangNFno factor TF: 68-69
2020-12-18Ben DeloCERT
Proof certified good
2020-12-18storm5510C-PRPM9644197/1832397431 : 3F14F0D792232437
Proof Certified Good

Proof Power: 8

2019-10-09Glenn Raymond HansenC-PRPM9644197/1832397431 : 3F14F0D792232437