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
5047993
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 270
TF target 265
Factored
FactorDigitsBitsDate
360628619931135.1old
12221841166062189251970403692890.02025-01-17 07:52:40
P-1 factors
DateFactorsB1B2
2025-01-171222184116606218925197040369
60000006348337380
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 Cofactor
StatusProofDateUserResidueNumber of
known factors
ShiftTypeBase
Factored
PRP without proof (not generated)
2017-11-22storm5510705306D583498A4F183741053
Factored
PRP without proof (not generated)
2018-01-18kkmrkkblmbrbk705306D583498A4F1157241053
Verified
Certified Good
2025-01-23dnova705306D583498A4F2384091953
History
DateUserTypeResult
2025-01-23iczerjonesCERT
Proof certified good
2025-01-23dnovaC-PRPM5047993/36062861993/1222184116606218925197040369 : 705306D583498A4F
Proof Certified Good

Proof Power: 7

2025-01-17Sid & AndyF-PM1Factor: 1222184116606218925197040369 / B1=6000000, B2=6348337380
2025-01-10Sid & AndyNFno factor TF: 68-70
2023-05-11This -Anonymous-NF-PM1B1=50000, B2=1000000
2018-01-18kkmrkkblmbrbkC-PRPM5047993/36062861993 : 705306D583498A4F
2017-11-22storm5510C-PRPM5047993/36062861993 : 705306D583498A4F