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
10481201
Composite, with 5 known prime factors. Cofactor is composite.
Trial Factored to 269
TF target 268
Factored
FactorDigitsBitsDate
83849609826.3old
335398433928.32008-09-08 06:34:46
649834463929.32008-09-08 06:34:46
364745794811135.12008-09-08 06:34:46
8217859876736834471859.52015-11-25 12:31:32
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
Certified Good
2020-08-09storm5510588C83584AA2CE80586495253
History
DateUserTypeResult
2026-02-03circleNF-PM1B1=500000, B2=50022126
2022-11-08LordJuliusNFno factor TF: 68-69
2022-11-08LordJuliusNFno factor TF: 67-68
2022-11-08LordJuliusNFno factor TF: 66-67
2022-11-08LordJuliusNFno factor TF: 65-66
2022-11-08LordJuliusNFno factor TF: 64-65
2020-08-10George WoltmanCERT
Proof certified good
2020-08-09storm5510C-PRPM10481201/83849609/335398433/649834463/36474579481/821785987673683447 : 588C83584AA2CE80
Proof Certified Good

Proof Power: 8

2015-11-25TJAOIFFactor: 821785987673683447
2008-09-08Will EdgingtonFFactor: 36474579481
2008-09-08Will EdgingtonFFactor: 649834463
2008-09-08Will EdgingtonFFactor: 335398433