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
2633
Composite, with 2 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
179654857927.4old
2393680982160362344987764645709732104.2old
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
551100000007733 / 40830
Estimated T-Level: 50.9 ⓘ
TF below 2^164 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
No proof (small exponent)
2017-09-21Oliver Kruse627A085A8EABFD362013
Verified
No proof (small exponent)
2017-10-02kkmrkkblmbrbk627A085A8EABFD362013
Verified
No proof (small exponent)
2017-12-07ATH627A085A8EABFD36270313
Verified
No proof (small exponent)
2020-04-17Oliver Kruse0366796830875CAB22253
Verified
No proof (small exponent)
2024-02-03Wentao Huang0366796830875CAB2197553
History
DateUserTypeResult
2025-04-14masserNF-PP1Start=141/53, B1=4300000000, B2=4295700000000
2024-02-03Wentao HuangC-PRPM2633/179654857/23936809821603623449877646457097 : 0366796830875CAB
2022-02-20mikrNF-PM1B1=60000000000, B2=314766415184771550
2021-07-05ViliamFNF-PM1B1=1000000000, B2=191000000000
2020-04-17Oliver KruseC-PRPM2633/179654857/23936809821603623449877646457097 : 0366796830875CAB
2017-12-07ATHC-PRPM2633/179654857/23936809821603623449877646457097 : 627A085A8EABFD36
2017-10-02kkmrkkblmbrbkC-PRPM2633/179654857/23936809821603623449877646457097 : 627A085A8EABFD36
2017-09-21Oliver KruseC-PRPM2633/known_factors : 627A085A8EABFD36