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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
234615672346156719 ~1990
23462171469243438 ~1989
23462339469246798 ~1989
23462459469249198 ~1989
23462591469251838 ~1989
23463491469269838 ~1989
23463743469274878 ~1989
23463899469277998 ~1989
23463911469278238 ~1989
23464019469280398 ~1989
23464559469291198 ~1989
23464631469292638 ~1989
23464823469296478 ~1989
234649577039487119 ~1991
234651371407908239 ~1990
23465231469304638 ~1989
234652791877222339 ~1990
23465471469309438 ~1989
23465699469313998 ~1989
23465839211192551110 ~1993
234659211407955279 ~1990
23465951469319038 ~1989
23466203469324078 ~1989
23467919469358398 ~1989
23467943469358878 ~1989
Exponent Prime Factor Digits Year
23468111469362238 ~1989
23468639469372798 ~1989
23469311469386238 ~1989
234694211408165279 ~1990
23469839469396798 ~1989
23470571469411438 ~1989
23470619469412398 ~1989
23471111469422238 ~1989
234713871877710979 ~1990
23471711469434238 ~1989
234723891877791139 ~1990
23472731469454638 ~1989
234729475633507299 ~1991
23472959469459198 ~1989
23473451469469038 ~1989
23474663469493278 ~1989
23474903469498078 ~1989
23475143469502878 ~1989
234756011408536079 ~1990
234759717512310739 ~1992
23476091469521838 ~1989
23476499469529998 ~1989
23477243469544878 ~1989
23477843469556878 ~1989
23478131469562638 ~1989
Exponent Prime Factor Digits Year
23479103469582078 ~1989
23479691469593838 ~1989
23479871469597438 ~1989
234801171408807039 ~1990
23480123469602478 ~1989
23480491474305918310 ~1993
234813771878510179 ~1990
234814611408887679 ~1990
23482523469650478 ~1989
23483543469670878 ~1989
234841011409046079 ~1990
23484479469689598 ~1989
23485391469707838 ~1989
23485859469717198 ~1989
23486051469721038 ~1989
23487203469744078 ~1989
234872211409233279 ~1990
23487311469746238 ~1989
23488331469766638 ~1989
23488571469771438 ~1989
23488631469772638 ~1989
23488739469774798 ~1989
23488763469775278 ~1989
23488919469778398 ~1989
23489171469783438 ~1989
Exponent Prime Factor Digits Year
234893811409362879 ~1990
23489591469791838 ~1989
234899531409397199 ~1990
234901971879215779 ~1990
23490503469810078 ~1989
23490851469817038 ~1989
23491463469829278 ~1989
23491859469837198 ~1989
23492471469849438 ~1989
23492519469850398 ~1989
23492543469850878 ~1989
23492603469852078 ~1989
23492723469854478 ~1989
234936611409619679 ~1990
23494319469886398 ~1989
234945313759124979 ~1991
234947871879582979 ~1990
23494871469897438 ~1989
23495099469901998 ~1989
23495399469907998 ~1989
23495663469913278 ~1989
23496503469930078 ~1989
23496563469931278 ~1989
23496971469939438 ~1989
23497343117486715110 ~1992
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25-11-02