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
5527Factored
FactorDigitsBitsDate
2499977945931237.9old
273519743024728731873398729183931101.1old
918393801993726535205355958790331102.9old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
50440000005442 / 16550
Estimated T-Level: 46.6
TF below 2^150 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse4F69D345DA7D93E33013
Verified2017-10-02kkmrkkblmbrbk4F69D345DA7D93E33013
Verified2017-12-07ATH4F69D345DA7D93E33319613
Verified2020-04-17Oliver Kruse0AC51DBE4D5CBB2C3431853
Verified2024-02-03Wentao Huang0AC51DBE4D5CBB2C3400753
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M5527/249997794593/2735197430247287318733987291839/9183938019937265352053559587903 : 0AC51DBE4D5CBB2C
PRP: Verified
PRP without proof (small exponent)
2023-07-13-Anonymous-NF-PM1
B1=45000000000, B2=181622797963056450
2022-01-24Ethan O'ConnorNF-PM1
B1=1300000000
2021-12-16Oliver KruseNF-PM1
B1=1000000000, B2=1002106985940060
2020-04-17Oliver KruseC-PRP
M5527/249997794593/2735197430247287318733987291839/9183938019937265352053559587903 : 0AC51DBE4D5CBB2C
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M5527/249997794593/2735197430247287318733987291839/9183938019937265352053559587903 : 4F69D345DA7D93E3
PRP: Verified
PRP without proof (small exponent)
2017-10-02kkmrkkblmbrbkC-PRP
M5527/249997794593/2735197430247287318733987291839/9183938019937265352053559587903 : 4F69D345DA7D93E3
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M5527/known_factors : 4F69D345DA7D93E3
PRP without proof (not generated)