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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MnDetails
5436919
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
2444547520791237.8old
890861721464726471756.32015-03-24 12:49:43
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-01storm5510D1F8227D0172AB27246553353
Verified
PRP without proof (not generated)
2018-03-07kkmrkkblmbrbkD1F8227D0172AB272273590353
History
DateUserTypeResult
2025-05-24Sid & AndyNF-PM1B1=5100000, B2=8563943850
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-07kkmrkkblmbrbkC-PRPM5436919/244454752079/89086172146472647 : D1F8227D0172AB27
2017-12-01storm5510C-PRPM5436919/244454752079/89086172146472647 : D1F8227D0172AB27
2015-03-24TJAOIFFactor: 89086172146472647