Marin Mersenne 2^P-1
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Exponent Range:










MnStatusDetails
5045011Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
4011873063775131548.5old
1987458172597434741657410762233097.32025-01-05 22:09:57
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
TF below 2^62 is very unlikely to find new factors due to ECM effort.
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2025-01-11dnovaBCDAA8FCD008EBF572778013
Verified (Factored)2025-01-12dnovaBCDAA8FCD008EBF5174420013
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-23Oliver KruseBCDAA8FCD008EBF51219290953
Verified (Factored)2018-01-18kkmrkkblmbrbkBCDAA8FCD008EBF51138310453
Verified2025-01-13prime23BCDAA8FCD008EBF5291988353
Verified2025-01-13mrhBCDAA8FCD008EBF5272653053
P-1 factors
DateFactorB1B2
2025-01-0519874581725974347416574107622360000006348337380
History
DateUserTypeResult
2025-01-13jgmobeCERT
PRP Certification
Proof certified good
2025-01-13mrhC-PRP
M5045011/401187306377513/198745817259743474165741076223 : BCDAA8FCD008EBF5
PRP proof power = 7
PRP: Verified
Proof certified good
2025-01-13skippydCERT
PRP Certification
Proof certified good
2025-01-13prime23C-PRP
M5045011/401187306377513/198745817259743474165741076223 : BCDAA8FCD008EBF5
PRP proof power = 7
PRP: Verified
Proof certified good
2025-01-12George WoltmanCERT
PRP Certification
CERT proof power = 7
Proof certified good
2025-01-12dnovaC-PRP
BCDAA8FCD008EBF5
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2025-01-11ikeCERT
PRP Certification
CERT proof power = 7
Proof certified good
2025-01-11dnovaC-PRP
BCDAA8FCD008EBF5
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2025-01-10Sid & AndyNF
no factor from 2^68 to 2^70
2025-01-05Sid & AndyF-PM1
Factor: 198745817259743474165741076223 / (P-1, B1=6000000, B2=6348337380)
2023-05-11This -Anonymous-NF-PM1
B1=50000, B2=1000000
2018-01-18kkmrkkblmbrbkC-PRP
M5045011/401187306377513 : BCDAA8FCD008EBF5
PRP: Verified (Factored)
PRP without proof (not generated)
2017-11-23Oliver KruseC-PRP
M5045011/401187306377513 : BCDAA8FCD008EBF5
PRP: Verified (Factored)
PRP without proof (not generated)