Marin Mersenne 2^P-1
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MnStatusDetails
11296001Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
308761050693671444.8old
40488779389146311651.82014-07-13 12:17:10
620754184584166331755.82015-02-14 11:18:14
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2021-07-02Andrew BCF17BE3389C695E23710292953
History
DateUserTypeResult
2025-06-03vshNF
no factor from 2^71 to 2^72
2025-05-19vshNF-PM1
B1=10000000, B2=20021278200
2025-04-03vshNF
no factor from 2^70 to 2^71
2025-03-09vshNF
no factor from 2^69 to 2^70
2025-02-16vshNF
no factor from 2^68 to 2^69
2024-07-27vshNF-PM1
B1=1250000, B2=636297480
2024-06-14vshNF-PM1
B1=625000, B2=277763850
2024-05-16vshNF-PM1
B1=312500, B2=61499130
2021-07-02x-s-y-CERT
PRP Certification
Proof certified good
2021-07-02Andrew BC-PRP
M11296001/30876105069367/4048877938914631/62075418458416633 : CF17BE3389C695E2
PRP proof power = 8
PRP: Verified
Proof certified good
2015-02-14TJAOIF
Factor: 62075418458416633 / TF: 55-56
2014-07-13TJAOIF
Factor: 4048877938914631