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
3533
Composite, with 6 known prime factors. Cofactor is composite.
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
190783617.5old
3452867885691238.3old
45228955269531342.0old
7180892944214741084572169.3old
212160016701740282786572374.2old
398350143628551389766997459046254625523498069177749161.42020-04-06 23:40:09
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000009201 / 9201
504400000016550 / 16550
5511000000013134 / 40830
Estimated T-Level: 51.6 ⓘ
TF below 2^166 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 KruseEB6434A56922EEEF5013
Factored
No proof (small exponent)
2017-10-02kkmrkkblmbrbkEB6434A56922EEEF5013
Factored
No proof (small exponent)
2017-12-07ATHEB6434A56922EEEF5168713
Verified
No proof (small exponent)
2020-04-06M MillerE5DB54596B4040BE6238653
Verified
No proof (small exponent)
2020-04-08Wentao HuangE5DB54596B4040BE679553
Verified
No proof (small exponent)
2020-04-17Oliver KruseE5DB54596B4040BE6172653
History
DateUserTypeResult
2025-04-30masserNF-PP1Start=178/11, B1=3100000000, B2=3096900000000
2022-06-06mikrNF-PM1B1=100000000000, B2=262205522487458550
2021-08-27Seth_TrNF-PM1B1=100000000
2020-04-17Oliver KruseC-PRPM3533/190783/345286788569/4522895526953/718089294421474108457/21216001670174028278657/3983501436285513897669974590462546255234980691777 : E5DB54596B4040BE
2020-04-09Wentao HuangF-ECMFactor: 213951159071911686348259662030992138850642420020567
2020-04-08Wentao HuangC-PRPM3533/190783/345286788569/4522895526953/718089294421474108457/21216001670174028278657/3983501436285513897669974590462546255234980691777 : E5DB54596B4040BE
2020-04-06M MillerC-PRPM3533/190783/345286788569/4522895526953/718089294421474108457/21216001670174028278657/3983501436285513897669974590462546255234980691777 : E5DB54596B4040BE
2020-04-06Ryan PropperF-ECMFactor: 3983501436285513897669974590462546255234980691777
2017-12-07ATHC-PRPM3533/190783/345286788569/4522895526953/718089294421474108457/21216001670174028278657 : EB6434A56922EEEF
2017-10-02kkmrkkblmbrbkC-PRPM3533/190783/345286788569/4522895526953/718089294421474108457/21216001670174028278657 : EB6434A56922EEEF
2017-09-21Oliver KruseC-PRPM3533/known_factors : EB6434A56922EEEF
2005-01-10-anonymous-F-PM1Factor: 21216001670174028278657
2005-01-10-anonymous-F-PM1Factor: 718089294421474108457
2005-01-10-anonymous-FFactor: 862891577318674199