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
1733Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
290426697043395536640023032684.6old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000040830 / 40830
60260000000105362 / 105362
6580000000067647 / 194238
Estimated T-Level: 61.7
TF below 2^200 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-21Oliver Kruse0CAC83B89C1BA1BE1013
Verified2017-10-12kkmrkkblmbrbk0CAC83B89C1BA1BE1113713
Verified2017-12-07ATH0CAC83B89C1BA1BE164613
Verified2020-04-17Oliver Kruse32F5753AA3AB561A1158953
Verified2020-08-12_p95holder_32F5753AA3AB561A194353
History
DateUserTypeResult
2022-09-04mikrNF-PM1
B1=500000000000, B2=1966167047999184030
2021-07-23ViliamFNF-PP1
Start=2/7, B1=1000000000, B2=221000000000
2020-08-12_p95holder_C-PRP
M1733/29042669704339553664002303 : 32F5753AA3AB561A
PRP: Verified
PRP without proof (small exponent)
2020-04-17Oliver KruseC-PRP
M1733/29042669704339553664002303 : 32F5753AA3AB561A
PRP: Verified
PRP without proof (small exponent)
2017-12-07ATHC-PRP
M1733/29042669704339553664002303 : 0CAC83B89C1BA1BE
PRP: Verified
PRP without proof (small exponent)
2017-10-12kkmrkkblmbrbkC-PRP
M1733/29042669704339553664002303 : 0CAC83B89C1BA1BE
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M1733/29042669704339553664002303 : 0CAC83B89C1BA1BE
PRP: Verified
PRP without proof (not generated)
2017-09-21Oliver KruseC-PRP
M1733/29042669704339553664002303 : 0CAC83B89C1BA1BE
PRP without proof (not generated)
2016-09-07kkmrkkblmbrbkNF-PM1
B1=1000000000, B2=100000000000, E=12