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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
29516111590322238 ~1989
29516183590323678 ~1989
295163934132295039 ~1991
295168971771013839 ~1990
295169992361359939 ~1991
29517179590343598 ~1989
29517359590347198 ~1989
295184931771109599 ~1990
295186312361490499 ~1991
295186334722981299 ~1992
29518883590377678 ~1989
29519519590390398 ~1989
295200616494413439 ~1992
29520383590407678 ~1989
295204372361634979 ~1991
29520503590410078 ~1989
295207611771245679 ~1990
295209894132938479 ~1991
295210992952109919 ~1991
295211995313815839 ~1992
29521379590427598 ~1989
295218371771310239 ~1990
29521883590437678 ~1989
29522303590446078 ~1989
295223272361786179 ~1991
Exponent Prime Factor Digits Year
29522459590449198 ~1989
29522543590450878 ~1989
29523251590465038 ~1989
29524151590483038 ~1989
295246612361972899 ~1991
295246675314440079 ~1992
29524751590495038 ~1989
29525003590500078 ~1989
29525351590507038 ~1989
29526023590520478 ~1989
295294216496472639 ~1992
29529431590588638 ~1989
29530211590604238 ~1989
295302477087259299 ~1992
295311971771871839 ~1990
29531423590628478 ~1989
295317412362539299 ~1991
29531783590635678 ~1989
295332538859975919 ~1992
295333131771998799 ~1990
29533583590671678 ~1989
295336811772020879 ~1990
29535251590705038 ~1989
29535491590709838 ~1989
29535683590713678 ~1989
Exponent Prime Factor Digits Year
29536043590720878 ~1989
29537003590740078 ~1989
295375312363002499 ~1991
29537591590751838 ~1989
29537663590753278 ~1989
29537939590758798 ~1989
29538599590771998 ~1989
295392412363139299 ~1991
29539619590792398 ~1989
29539859590797198 ~1989
295404315317277599 ~1992
295415092363320739 ~1991
295426936499392479 ~1992
29542811590856238 ~1989
295430232954302319 ~1991
295442331772653999 ~1990
29544659590893198 ~1989
295447011772682079 ~1990
29547041165463429710 ~1993
29547079212738968910 ~1993
29547383590947678 ~1989
29547503590950078 ~1989
295475692363805539 ~1991
295476534136671439 ~1991
29548523590970478 ~1989
Exponent Prime Factor Digits Year
295489912363919299 ~1991
29549423590988478 ~1989
29549483590989678 ~1989
29549543590990878 ~1989
295499694136995679 ~1991
29550611591012238 ~1989
295514277092342499 ~1992
29552291591045838 ~1989
29552591591051838 ~1989
29553311591066238 ~1989
295534571773207439 ~1990
295538092364304739 ~1991
295539475319710479 ~1992
29554331591086638 ~1989
29554691591093838 ~1989
29555411591108238 ~1989
29555891591117838 ~1989
29556623591132478 ~1989
29559119591182398 ~1989
29559143591182878 ~1989
29559203591184078 ~1989
295595714729531379 ~1992
29560343591206878 ~1989
295603611773621679 ~1990
29560463591209278 ~1989
1647
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24-10-27