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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
31698911633978238 ~1990
31698983633979678 ~1990
31699043633980878 ~1990
31699319633986398 ~1990
317005611902033679 ~1991
31700723634014478 ~1990
31701431634028638 ~1990
317014971902089839 ~1991
317017393170173919 ~1991
31702019634040398 ~1990
317020393170203919 ~1991
317026612536212899 ~1991
317028131902168799 ~1991
31703471634069438 ~1990
31703519634070398 ~1990
31703999634079998 ~1990
31704161120475811910 ~1993
31704191634083838 ~1990
31704451152181364910 ~1993
31704539634090798 ~1990
31705379634107598 ~1990
317056497609355779 ~1992
31706219634124398 ~1990
31706579634131598 ~1990
31707191634143838 ~1990
Exponent Prime Factor Digits Year
317074974439049599 ~1992
317077995707403839 ~1992
317083677610008099 ~1992
31708811634176238 ~1990
31709519634190398 ~1990
31709759634195198 ~1990
31710719634214398 ~1990
31711139634222798 ~1990
31711391634227838 ~1990
317119571902717439 ~1991
31714019634280398 ~1990
31715003634300078 ~1990
31715891634317838 ~1990
31716479634329598 ~1990
31717139634342798 ~1990
317173811903042879 ~1991
31717799634355998 ~1990
31719791634395838 ~1990
31720103634402078 ~1990
31720439634408798 ~1990
31721759634435198 ~1990
317234939517047919 ~1992
31723619634472398 ~1990
31724963634499278 ~1990
317249713172497119 ~1991
Exponent Prime Factor Digits Year
31728863634577278 ~1990
31729319634586398 ~1990
317295131903770799 ~1991
31729583634591678 ~1990
317297211903783279 ~1991
31729751634595038 ~1990
317305331903831999 ~1991
317307172538457379 ~1991
31730771634615438 ~1990
31731131634622638 ~1990
31732163634643278 ~1990
31732751634655038 ~1990
317329011903974079 ~1991
31733459634669198 ~1990
317350011904100079 ~1991
31735031634700638 ~1990
31735559634711198 ~1990
31735811634716238 ~1990
31736827126947308110 ~1993
317375931904255599 ~1991
31737743634754878 ~1990
31737851634757038 ~1990
317378692539029539 ~1991
317379894443318479 ~1992
31739483634789678 ~1990
Exponent Prime Factor Digits Year
31739639634792798 ~1990
317401033174010319 ~1991
31741043634820878 ~1990
317427011904562079 ~1991
31742831133319890310 ~1993
31743083634861678 ~1990
31743191634863838 ~1990
317440011904640079 ~1991
317441593174415919 ~1991
317442131904652799 ~1991
317442497618619779 ~1992
31744283634885678 ~1990
31744463634889278 ~1990
31744571634891438 ~1990
317455131904730799 ~1991
31746719634934398 ~1990
31746791634935838 ~1990
31747799634955998 ~1990
31750343635006878 ~1990
31751039635020798 ~1990
31753583635071678 ~1990
31755539635110798 ~1990
31756271635125438 ~1990
31756601101621123310 ~1993
31756643635132878 ~1990
1762
GIMPS The Prime Pages FactorDb.com
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25-03-23