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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
1325579231265115846310 ~2002
1325605439265121087910 ~2002
13257310192386315834311 ~2005
1325736911265147382310 ~2002
1325766361795459816710 ~2003
13258021311060641704911 ~2004
1325823731265164746310 ~2002
1325897411265179482310 ~2002
1325926691265185338310 ~2002
13261911771060952941711 ~2004
13262289891856720584711 ~2004
1326237623265247524710 ~2002
1326261743265252348710 ~2002
1326331121795798672710 ~2003
1326334739265266947910 ~2002
1326360461795816276710 ~2003
1326403931265280786310 ~2002
1326417959265283591910 ~2002
1326494483265298896710 ~2002
13265388415040847595911 ~2005
1326566723265313344710 ~2002
1326645059265329011910 ~2002
1326691559265338311910 ~2002
1326708893796025335910 ~2003
13267333071061386645711 ~2004
Exponent Prime Factor Digits Year
1326748681796049208710 ~2003
13267614533184227487311 ~2005
1326792419265358483910 ~2002
13268563871326856387111 ~2004
13268601471061488117711 ~2004
13269110931857675530311 ~2004
1326920279265384055910 ~2002
1327087799265417559910 ~2002
1327093919265418783910 ~2002
13271212271327121227111 ~2004
13271603271061728261711 ~2004
1327197863265439572710 ~2002
13271996811061759744911 ~2004
13272191711327219171111 ~2004
1327329677796397806310 ~2003
1327337171265467434310 ~2002
13273418334247493865711 ~2005
1327345619265469123910 ~2002
13273479291061878343311 ~2004
1327356713796414027910 ~2003
1327405199265481039910 ~2002
1327441537796464922310 ~2003
1327492451265498490310 ~2002
1327572611265514522310 ~2002
1327647311265529462310 ~2002
Exponent Prime Factor Digits Year
1327659563265531912710 ~2002
13276708911062136712911 ~2004
1327684271265536854310 ~2002
13277407193186577725711 ~2005
1327793723265558744710 ~2002
1327828763265565752710 ~2002
1327919953796751971910 ~2003
1327924739265584947910 ~2002
1328070431265614086310 ~2002
1328134259265626851910 ~2002
13281548992390678818311 ~2005
13281796815312718724111 ~2005
13281888771859464427911 ~2004
13282217231328221723111 ~2004
132823747921517447159912 ~2007
1328260019265652003910 ~2002
13283163732125306196911 ~2004
1328329631265665926310 ~2002
1328367563265673512710 ~2002
1328368523265673704710 ~2002
1328373551265674710310 ~2002
13283771292922429683911 ~2005
1328432639265686527910 ~2002
13284426312125508209711 ~2004
1328588363265717672710 ~2002
Exponent Prime Factor Digits Year
1328612843265722568710 ~2002
1328631803265726360710 ~2002
1328647643265729528710 ~2002
1328686571265737314310 ~2002
13287220971062977677711 ~2004
1328881439265776287910 ~2002
1328905031265781006310 ~2002
1328910083265782016710 ~2002
1328910431265782086310 ~2002
13289843471328984347111 ~2004
1329002903265800580710 ~2002
1329017243265803448710 ~2002
1329112439265822487910 ~2002
1329158843265831768710 ~2002
1329196919265839383910 ~2002
1329211931265842386310 ~2002
1329218221797530932710 ~2003
1329237971265847594310 ~2002
1329238331265847666310 ~2002
1329254903265850980710 ~2002
1329275999265855199910 ~2002
132930238914888186756912 ~2007
1329415931265883186310 ~2002
13294217833190612279311 ~2005
1329427679265885535910 ~2002
3598
GIMPS The Prime Pages FactorDb.com
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25-05-04