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
5025547Factored
FactorDigitsBitsDate
110362218251291443.3old
7552240159569671549.42008-09-30 21:42:37
1585712347373663964412167.12019-09-22 10:08:30
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
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified (Factored)2017-11-22kkmrkkblmbrbk7610F0F98FA5E36C2406798253
Verified (Factored)2018-04-26Oliver Kruse7610F0F98FA5E36C2490327153
Verified2019-09-22mnd97610F0F98FA5E36C3452314453
History
DateUserTypeResult
2023-05-11This -Anonymous-NF-PM1
B1=50000, B2=1000000
2019-09-22mnd9C-PRP
M5025547/11036221825129/755224015956967/158571234737366396441 : 7610F0F98FA5E36C
PRP: Verified
PRP without proof (not generated)
2019-09-22ATHF-ECM
Factor: 158571234737366396441 / (ECM curve 3, B1=50000, B2=5000000, Sigma=2182883593331482)
2018-04-26Oliver KruseC-PRP
M5025547/11036221825129/755224015956967 : 7610F0F98FA5E36C
PRP: Verified
PRP without proof (not generated)
2017-11-22kkmrkkblmbrbkC-PRP
M5025547/11036221825129/755224015956967 : 7610F0F98FA5E36C
PRP: Verified
PRP without proof (not generated)
2008-09-30markrF
Factor: 755224015956967