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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
295442331772653999 ~1990
29544659590893198 ~1989
295447011772682079 ~1990
29545079590901598 ~1989
295455172363641379 ~1991
295457092363656739 ~1991
29546243590924878 ~1989
29546483590929678 ~1989
29547041165463429710 ~1993
29547079212738968910 ~1993
29547359590947198 ~1989
29547383590947678 ~1989
29547503590950078 ~1989
295475692363805539 ~1991
295476534136671439 ~1991
295476717682394479 ~1992
29548451590969038 ~1989
29548523590970478 ~1989
295489912363919299 ~1991
29549423590988478 ~1989
29549483590989678 ~1989
29549543590990878 ~1989
295499694136995679 ~1991
29550611591012238 ~1989
29551103591022078 ~1989
Exponent Prime Factor Digits Year
295514277092342499 ~1992
29551751591035038 ~1989
29551799591035998 ~1989
29552219591044398 ~1989
29552291591045838 ~1989
29552591591051838 ~1989
29553203591064078 ~1989
29553311591066238 ~1989
295534571773207439 ~1990
295538092364304739 ~1991
295539475319710479 ~1992
29554331591086638 ~1989
29554691591093838 ~1989
29555411591108238 ~1989
29555891591117838 ~1989
29556491591129838 ~1989
29556623591132478 ~1989
29557631591152638 ~1989
29558051591161038 ~1989
29558999591179998 ~1989
29559119591182398 ~1989
29559143591182878 ~1989
29559191591183838 ~1989
29559203591184078 ~1989
29559443591188878 ~1989
Exponent Prime Factor Digits Year
295595714729531379 ~1992
29560343591206878 ~1989
295603611773621679 ~1990
29560463591209278 ~1989
29560571591211438 ~1989
295607571773645439 ~1990
29561099591221998 ~1989
29561111591222238 ~1989
295616812364934499 ~1991
295617371773704239 ~1990
29561771591235438 ~1989
29562503591250078 ~1989
29562839591256798 ~1989
29562899591257998 ~1989
29562959591259198 ~1989
29562971591259438 ~1989
29563283591265678 ~1989
29563823591276478 ~1989
29563871591277438 ~1989
29564231591284638 ~1989
29564459591289198 ~1989
29564519591290398 ~1989
29565071591301438 ~1989
29565911591318238 ~1989
295662971773977839 ~1990
Exponent Prime Factor Digits Year
29567039591340798 ~1989
29567123591342478 ~1989
29568131591362638 ~1989
29568611591372238 ~1989
29568923591378478 ~1989
295693032956930319 ~1991
29570039591400798 ~1989
29570351591407038 ~1989
29570759591415198 ~1989
295713434731414899 ~1992
29571539591430798 ~1989
295716675322900079 ~1992
29571719591434398 ~1989
29572019591440398 ~1989
295725894140162479 ~1991
29572703591454078 ~1989
295732372365858979 ~1991
29573903591478078 ~1989
295739771774438639 ~1990
29574071591481438 ~1989
29574119591482398 ~1989
29574179591483598 ~1989
29574323591486478 ~1989
29574731591494638 ~1989
29574911591498238 ~1989
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25-04-13