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
46639Composite, with 3 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
82729642445531342.9old
54043904849983991652.32009-04-22 01:38:50
2363807531416981572823380012787.62010-05-05 13:44:28
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
403000000669 / 4588
Estimated T-Level: 35.7
TF below 2^114 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse40568CA430C7D0DC3013
Verified2017-10-02kkmrkkblmbrbk40568CA430C7D0DC3013
Verified2017-12-07ATH40568CA430C7D0DC3486613
Verified2020-04-17Oliver KruseB9ED2524217DC55C32394653
Verified2024-07-01kkmrkkblmbrbkB9ED2524217DC55C3837753
History
DateUserTypeResult
2024-12-15masserNF-PP1
Start=87/59, B1=45000000, B2=44955000000
2024-12-11masserNF-PP1
Start=6/5, B1=45000000, B2=44955000000
2024-11-29masserNF-PP1
Start=2/7, B1=45000000, B2=44955000000
2024-07-01kkmrkkblmbrbkC-PRP
M46639/236380753141698157282338001/5404390484998399/8272964244553 : B9ED2524217DC55C
PRP: Verified
PRP without proof (small exponent)
2023-04-28JacobZNF-PM1
B1=760000000, B2=537271789304250
2020-04-17Oliver KruseC-PRP
M46639/8272964244553/5404390484998399/236380753141698157282338001 : B9ED2524217DC55C
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M46639/8272964244553/5404390484998399/236380753141698157282338001 : 40568CA430C7D0DC
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M46639/8272964244553/5404390484998399/236380753141698157282338001 : 40568CA430C7D0DC
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M46639/8272964244553/5404390484998399/236380753141698157282338001 : 40568CA430C7D0DC
PRP without proof (not generated)
2016-09-26kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2010-05-05James HintzF-ECM
Factor: 236380753141698157282338001
2009-04-22Matthias WurtingerF-ECM
Factor: 5404390484998399