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
4349Factored
FactorDigitsBitsDate
121009664746791443.5old
1834952511035465077608262634093097.2old
3579723248416371016346749037351090868738124.82009-04-28 20:08:42
4757137003112017275749181649965251822899141135.12020-09-30 20:18:26
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-09-21Oliver Kruse9E87E5ADE5E16B5F3013
Verified (Factored)2017-10-02kkmrkkblmbrbk9E87E5ADE5E16B5F3013
Verified (Factored)2017-12-07ATH9E87E5ADE5E16B5F397213
Verified (Factored)2020-04-17Oliver Kruse02CF866B94ADDE54313953
Verified2020-10-01mnd9PRP_PRP_PRP_PRP_4410613
Verified2020-10-05roemer2201PRP_PRP_PRP_PRP_4211013
History
DateUserTypeResult
2020-10-05roemer2201P-PRP
M4349/12100966474679/183495251103546507760826263409/35797232484163710163467490373510908687/47571370031120172757491816499652518228991 is a probable prime.
2020-10-01mnd9P-PRP
M4349/12100966474679/183495251103546507760826263409/35797232484163710163467490373510908687/47571370031120172757491816499652518228991 is a probable prime.
2020-09-30Ryan PropperF-ECM
Factor: 47571370031120172757491816499652518228991 / (ECM curve 1, B1=110000000, B2=900514153782, Sigma=8843279669338607707)
2020-04-17Oliver KruseC-PRP
M4349/12100966474679/183495251103546507760826263409/35797232484163710163467490373510908687 : 02CF866B94ADDE54
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M4349/12100966474679/183495251103546507760826263409/35797232484163710163467490373510908687 : 9E87E5ADE5E16B5F
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M4349/12100966474679/183495251103546507760826263409/35797232484163710163467490373510908687 : 9E87E5ADE5E16B5F
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M4349/known_factors : 9E87E5ADE5E16B5F
PRP without proof (not generated)
2009-04-28unconnectedF-ECM
Factor: 35797232484163710163467490373510908687