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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
29558999591179998 ~1989
29559119591182398 ~1989
29559143591182878 ~1989
29559191591183838 ~1989
29559203591184078 ~1989
29559443591188878 ~1989
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
Exponent Prime Factor Digits Year
29564231591284638 ~1989
29564459591289198 ~1989
29564519591290398 ~1989
29565071591301438 ~1989
29565911591318238 ~1989
295662971773977839 ~1990
29567039591340798 ~1989
29567123591342478 ~1989
29568131591362638 ~1989
29568611591372238 ~1989
29568923591378478 ~1989
295693032956930319 ~1991
295693131774158799 ~1990
29570039591400798 ~1989
29570351591407038 ~1989
29570759591415198 ~1989
295713434731414899 ~1992
29571539591430798 ~1989
295716675322900079 ~1992
29571719591434398 ~1989
29572019591440398 ~1989
295725894140162479 ~1991
29572703591454078 ~1989
295732372365858979 ~1991
29573903591478078 ~1989
Exponent Prime Factor Digits Year
295739771774438639 ~1990
29574071591481438 ~1989
29574119591482398 ~1989
29574179591483598 ~1989
29574323591486478 ~1989
29574731591494638 ~1989
29574911591498238 ~1989
29575319591506398 ~1989
295756571774539439 ~1990
295761618872848319 ~1992
295762211774573279 ~1990
29576531591530638 ~1989
29576843591536878 ~1989
29576951591539038 ~1989
29577371591547438 ~1989
29577959591559198 ~1989
29578859591577198 ~1989
29579831591596638 ~1989
295799171774795039 ~1990
29580191591603838 ~1989
29580251591605038 ~1989
29580503591610078 ~1989
29580923591618478 ~1989
29580983591619678 ~1989
29581091591621838 ~1989
Exponent Prime Factor Digits Year
29582219591644398 ~1989
29582471591649438 ~1989
29582699591653998 ~1989
29583143591662878 ~1989
295841832958418319 ~1991
295842412366739299 ~1991
295843931775063599 ~1990
29584931591698638 ~1989
29585243591704878 ~1989
29585639591712798 ~1989
29585651591713038 ~1989
29586083591721678 ~1989
29586299591725998 ~1989
29587823591756478 ~1989
29588099591761998 ~1989
29588231591764638 ~1989
29588459591769198 ~1989
29588963591779278 ~1989
29589071591781438 ~1989
29589383591787678 ~1989
29589551591791038 ~1989
295896892367175139 ~1991
295897131775382799 ~1990
295898171775389039 ~1990
29590079591801598 ~1989
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25-05-04