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
1367Factored
FactorDigitsBitsDate
10937513.4old
65617516.0old
232391617.8old
2561759721.3old
297696314814046011754.7old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000040830 / 40830
6026000000034636 / 105362
Estimated T-Level: 56.6
TF below 2^183 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-27Oliver KruseD3A559CFEC0C252E5013
Verified2017-10-09Chang Chia-TcheD3A559CFEC0C252E5013
Verified2017-10-12kkmrkkblmbrbkD3A559CFEC0C252E524313
Verified2020-04-17Oliver KruseBE091FF5B8BBBC6E546853
Verified2020-08-12_p95holder_BE091FF5B8BBBC6E59053
History
DateUserTypeResult
2021-07-20ViliamFNF-PP1
Start=2/7, B1=1000000000, B2=221000000000
2021-03-27nordiNF-PM1
B1=1000000000000, B2=2232843418649129478
2020-12-28JossNF-PM1
B1=10000000000, B2=1000000000000, E=12
2020-12-27JossNF-PM1
B1=10000000000, B2=200000000000, E=12
2020-12-27JossNF-PM1
B1=10000000000, B2=100000000000, E=12
2020-08-12_p95holder_C-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : BE091FF5B8BBBC6E
PRP: Verified
PRP without proof (small exponent)
2020-04-17Oliver KruseC-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : BE091FF5B8BBBC6E
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : D3A559CFEC0C252E
PRP: Verified
PRP without proof (not generated)
2017-10-09Chang Chia-TcheC-PRP
M1367/known_factors : D3A559CFEC0C252E
PRP: Verified
PRP without proof (not generated)
2017-09-27Oliver KruseC-PRP
M1367/10937/65617/232391/2561759/29769631481404601 : D3A559CFEC0C252E
PRP: Verified
PRP without proof (not generated)
2017-09-25csabaC-PRP
M1367/known_factors : D3A559CFEC0C252E
PRP without proof (not generated)
2016-09-07kkmrkkblmbrbkNF-PM1
B1=1000000000, B2=100000000000, E=12