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
10597Factored
FactorDigitsBitsDate
74662509480710231652.72008-08-29 02:24:26
533578002701299511755.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001293 / 9201
Estimated T-Level: 40.7
TF below 2^130 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse209D0E97CF702C132013
Verified2017-10-12kkmrkkblmbrbk209D0E97CF702C132475313
Unverified2020-04-17Oliver Kruse9A36B76FEFB71E__240553
History
DateUserTypeResult
2022-11-09-Anonymous-NF-PM1
B1=100000000000, B2=120443211520241610
2021-03-03ViliamFNF-PM1
B1=1000000000, B2=231000000000
2020-04-17Oliver KruseC-PRP
M10597/7466250948071023/53357800270129951 : 9A36B76FEFB71E__
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M10597/7466250948071023/53357800270129951 : 209D0E97CF702C13
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M10597/53357800270129951/7466250948071023 : 209D0E97CF702C13
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M10597/53357800270129951/7466250948071023 : 209D0E97CF702C13
PRP without proof (not generated)
2016-09-07kkmrkkblmbrbkNF-PM1
B1=100000000, B2=10000000000, E=12
2008-08-29-Anonymous-F
Factor: 7466250948071023