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
5436961
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 266
Factored
FactorDigitsBitsDate
146428634682243371753.7old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Verified
PRP without proof (not generated)
2017-12-01storm55105A17254197B8555E155821953
Verified
PRP without proof (not generated)
2018-03-07kkmrkkblmbrbk5A17254197B8555E1333217853
History
DateUserTypeResult
2025-05-25Sid & AndyNF-PM1B1=5100000, B2=8563943850
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-03-07kkmrkkblmbrbkC-PRPM5436961/14642863468224337 : 5A17254197B8555E
2017-12-01storm5510C-PRPM5436961/14642863468224337 : 5A17254197B8555E