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:










MnStatusDetails
132371Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
264743618.0old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000205 / 1566
Estimated T-Level: 30.7
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver KruseC3B7945BC18FE9431013
Verified2017-10-13kkmrkkblmbrbkC3B7945BC18FE94312405313
Verified2020-04-17Oliver KruseF3DC3B76E4C5C6FB134953
Verified2022-05-12Jorge CoveiroF3DC3B76E4C5C6FB13302353
Verified2024-12-30kkmrkkblmbrbkF3DC3B76E4C5C6FB18499653
History
DateUserTypeResult
2024-12-30ResolverCERT
PRP Certification
Proof certified good
2024-12-30kkmrkkblmbrbkC-PRP
M132371/264743 : F3DC3B76E4C5C6FB
PRP proof power = 5
PRP: Verified
Proof certified good
2022-05-12Jorge CoveiroC-PRP
M132371/264743 : F3DC3B76E4C5C6FB
PRP proof power = 5
PRP: Verified
PRP proof never uploaded
2020-04-17Oliver KruseC-PRP
M132371/264743 : F3DC3B76E4C5C6FB
PRP: Verified
PRP without proof (small exponent)
2017-10-13kkmrkkblmbrbkC-PRP
M132371/264743 : C3B7945BC18FE943
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M132371/264743 : C3B7945BC18FE943
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M132371/264743 : C3B7945BC18FE943
PRP without proof (not generated)
2017-03-31kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12