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
6829Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
82867866311032.9old
832039478293066391756.2old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000001299 / 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 KruseDAAAD9C38C14F4D72013
Verified2017-10-12kkmrkkblmbrbkDAAAD9C38C14F4D72508213
Verified2020-04-17Oliver KruseAE64DC526DDAB57C2400853
Verified2024-02-03Wentao HuangAE64DC526DDAB57C2566753
History
DateUserTypeResult
2024-02-03Wentao HuangC-PRP
M6829/8286786631/83203947829306639 : AE64DC526DDAB57C
PRP: Verified
PRP without proof (small exponent)
2023-08-16-Anonymous-NF-PM1
B1=35000000000, B2=444856804872480
2021-12-16Lisander ViaeneNF-PM1
B1=100000000
2020-04-17Oliver KruseC-PRP
M6829/8286786631/83203947829306639 : AE64DC526DDAB57C
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M6829/8286786631/83203947829306639 : DAAAD9C38C14F4D7
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6829/8286786631/83203947829306639 : DAAAD9C38C14F4D7
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M6829/8286786631/83203947829306639 : DAAAD9C38C14F4D7
PRP without proof (not generated)