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
150193
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
15319687823.9old
5625421741671239.02008-07-27 10:49:01
151427269916195920221678400812993.62018-04-29 14:08:44
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000295 / 1566
Estimated T-Level: 30.9 ⓘ
TF below 2^98 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-22Oliver KruseED393364123C0B1B2013
Factored
No proof (small exponent)
2017-09-22Oliver KruseED393364123C0B1B2013
Factored
No proof (small exponent)
2017-11-06kkmrkkblmbrbkED393364123C0B1B29504913
Verified
No proof (small exponent)
2018-05-01Oliver Kruse31D0BB1024561906310803753
Verified
No proof (small exponent)
2018-05-01storm551031D0BB1024561906312807953
History
DateUserTypeResult
2026-02-04ViliamFNF-PM1B1=100000000, B2=2255556813510
2018-05-01storm5510C-PRPM150193/15319687/562542174167/15142726991619592022167840081 : 31D0BB1024561906
2018-05-01Oliver KruseC-PRPM150193/15319687/562542174167/15142726991619592022167840081 : 31D0BB1024561906
2018-04-29YxinityF-ECMFactor: 15142726991619592022167840081
2017-11-06kkmrkkblmbrbkC-PRPM150193/15319687/562542174167 : ED393364123C0B1B
2017-09-22Oliver KruseC-PRPM150193/15319687/562542174167 : ED393364123C0B1B
2017-09-22Oliver KruseC-PRPM150193/15319687/562542174167 : ED393364123C0B1B
2017-09-21Oliver KruseC-PRPM150193/15319687/562542174167 : ED393364123C0B1B
2016-10-31kkmrkkblmbrbkNF-PM1B1=100000000, B2=2000000000, E=12
2008-07-27J FeitsmaFFactor: 562542174167