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
10263371
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
13137114891030.3old
2489576540652330372412167.82023-03-31 07:49:36
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2020-05-10Luigi Morelli7D9CA0C978A0D5451900153153
Factored
Certified Good
2021-02-16Richard Thomas7D9CA0C978A0D5451234419053
Verified
Certified Good
2023-04-07Funky Waddle7D9CA0C978A0D5452358693253
History
DateUserTypeResult
2025-12-27Sid & AndyNF-PM1B1=1600000, B2=2496613350
2023-04-07LOBESCERT
Proof certified good
2023-04-07Funky WaddleC-PRPM10263371/1313711489/248957654065233037241 : 7D9CA0C978A0D545
Proof Certified Good

Proof Power: 8

2023-03-31TJAOIFFactor: 248957654065233037241
2021-02-17Hiroyuki YasuiCERT
Proof certified good
2021-02-16Richard ThomasC-PRPM10263371/1313711489 : 7D9CA0C978A0D545
Proof Certified Good

Proof Power: 8

2020-05-10Luigi MorelliC-PRPM10263371/1313711489 : 7D9CA0C978A0D545