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:





MnDetails
3323
Composite, with 3 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
2312809721.1old
383638612980687840513835638646093397760740131.52018-11-13 02:59:25
49281111453320670940510400303177472498147199818674847789698090803366218.22021-06-14 17:27:27
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000015490 / 40830
Estimated T-Level: 51.9 ⓘ
TF below 2^167 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2017-09-21Oliver Kruse6F3CD2483CDCF3741013
Factored
No proof (small exponent)
2017-10-12kkmrkkblmbrbk6F3CD2483CDCF3741297713
Factored
No proof (small exponent)
2018-11-13M8909387D4B4E87C30847F872186453
Factored
No proof (small exponent)
2018-11-15Oliver KruseD4B4E87C30847F872232953
Factored
No proof (small exponent)
2020-04-17Oliver KruseD4B4E87C30847F872287053
Verified
No proof (small exponent)
2021-06-15Daniil TsarkovD4B4E87C30847F873109553
Verified
No proof (small exponent)
2021-06-18Chad Steenerson D4B4E87C30847F87374053
History
DateUserTypeResult
2025-04-27masserNF-PP1Start=130/11, B1=3100000000, B2=3096900000000
2024-05-19masserNF-PM1B1=77000000000, B2=52314384983941080
2022-01-01LordJuliusNF-PM1B1=10000000000, B2=1081780886416230
2021-06-18Chad Steenerson C-PRPM3323/2312809/3836386129806878405138356386460933977607/492811114533206709405104003031774724981471998186748477896980908033 : D4B4E87C30847F87
2021-06-15Daniil TsarkovC-PRPM3323/2312809/3836386129806878405138356386460933977607/492811114533206709405104003031774724981471998186748477896980908033 : D4B4E87C30847F87
2021-06-14Ryan PropperF-ECMFactor: 492811114533206709405104003031774724981471998186748477896980908033
2020-04-17Oliver KruseC-PRPM3323/2312809/3836386129806878405138356386460933977607 : D4B4E87C30847F87
2018-11-15Oliver KruseC-PRPM3323/2312809/3836386129806878405138356386460933977607 : D4B4E87C30847F87
2018-11-13M8909387C-PRPM3323/2312809/3836386129806878405138356386460933977607 : D4B4E87C30847F87
2018-11-13eteoF-ECMFactor: 3836386129806878405138356386460933977607
2017-10-12kkmrkkblmbrbkC-PRPM3323/2312809 : 6F3CD2483CDCF374
2017-09-21Oliver KruseC-PRPM3323/2312809 : 6F3CD2483CDCF374
2017-09-21Oliver KruseC-PRPM3323/2312809 : 6F3CD2483CDCF374