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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
16531439330628798 ~1987
16531961991917678 ~1989
16532531330650638 ~1987
16532533991951998 ~1989
16532591330651838 ~1987
16532651330653038 ~1987
16532903330658078 ~1987
16533193991991598 ~1989
16533383330667678 ~1987
16533659330673198 ~1987
16533677992020638 ~1989
16534201992052078 ~1989
16535219330704398 ~1987
165352193968452579
16535333992119998 ~1989
165353811322830499 ~1989
16536059330721198 ~1987
165361273968670499 ~1990
16536211119060719310 ~1991
16536323330726478 ~1987
16536491330729838 ~1987
165369133968859139 ~1990
16537259330745198 ~1987
16537421992245278 ~1989
16537463330749278 ~1987
Exponent Prime Factor Digits Year
165377391323019139 ~1989
165380571323044579 ~1989
16538111330762238 ~1987
16538153992289198 ~1989
165384298930751679 ~1991
165389814961694319 ~1990
165394491323155939 ~1989
16539533992371998 ~1989
16539581992374878 ~1989
16539959330799198 ~1987
16540619330812398 ~1987
16540631330812638 ~1987
16541159330823198 ~1987
16541699330833998 ~1987
16541891330837838 ~1987
16541939330838798 ~1987
16541963330839278 ~1987
16542059330841198 ~1987
16542137992528238 ~1989
16542191330843838 ~1987
16542371330847438 ~1987
16543283330865678 ~1987
16543343330866878 ~1987
16543391330867838 ~1987
165435171323481379 ~1989
Exponent Prime Factor Digits Year
16543679330873598 ~1987
16543799330875998 ~1987
16543811330876238 ~1987
16543823330876478 ~1987
16543979330879598 ~1987
16544039330880798 ~1987
165446993970727779 ~1990
165448492316278879 ~1989
165452471654524719 ~1989
16545359330907198 ~1987
16545853992751198 ~1989
16546199330923998 ~1987
16546259330925198 ~1987
165463933640206479 ~1990
16547159330943198 ~1987
16547411330948238 ~1987
16547507109213546310 ~1991
16547963330959278 ~1987
165483411323867299 ~1989
165486911654869119 ~1989
16549163330983278 ~1987
16549271330985438 ~1987
16549451330989038 ~1987
16549501992970078 ~1989
165500711655007119 ~1989
Exponent Prime Factor Digits Year
16550711331014238 ~1987
16550879331017598 ~1987
16551011331020238 ~1987
16551263331025278 ~1987
165518893641415599 ~1990
16551971331039438 ~1987
16552043331040878 ~1987
16552331331046638 ~1987
16553279331065598 ~1987
165532932648526899 ~1990
16553363331067278 ~1987
16553501993210078 ~1989
165535491324283939 ~1989
16553711331074238 ~1987
16553879331077598 ~1987
165543532317609439 ~1989
16554383331087678 ~1987
165545111655451119 ~1989
16554949513203419110 ~1993
16555151331103038 ~1987
16555153993309198 ~1989
16555163331103278 ~1987
16555439331108798 ~1987
16556063331121278 ~1987
16556231331124638 ~1987
1296
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25-05-04