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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 Dig. Year
69553742534173224551911 ~2009
69555542095564443367311 ~2009
69558316431391166328711 ~2008
69562227711391244554311 ~2008
69563921116956392111111 ~2010
69565501191391310023911 ~2008
69570162711391403254311 ~2008
69576490431391529808711 ~2008
69577377775566190221711 ~2009
69577758374174665502311 ~2009
69584122911391682458311 ~2008
69585077391391701547911 ~2008
69588153711391763074311 ~2008
69588658996958865899111 ~2010
695916780111134668481712 ~2010
69593242311391864846311 ~2008
69594281391391885627911 ~2008
69594499495567559959311 ~2009
69601621134176097267911 ~2009
69603970334176238219911 ~2009
69604567911392091358311 ~2008
69608306214176498372711 ~2009
69608463831392169276711 ~2008
69610251711392205034311 ~2008
69618912591392378251911 ~2008
Exponent Prime Factor Dig. Year
69619249979746694995911 ~2010
69619788174177187290311 ~2009
69621924591392438491911 ~2008
69624528111392490562311 ~2008
69628819015570305520911 ~2009
69630617991392612359911 ~2008
69632873511392657470311 ~2008
69632989334177979359911 ~2009
69633206031392664120711 ~2008
69636438779749101427911 ~2010
69638248311392764966311 ~2008
69639223191392784463911 ~2008
69642161511392843230311 ~2008
69643465911392869318311 ~2008
69644602911392892058311 ~2008
696450391139001221901712 ~2011
69645560031392911200711 ~2008
69645677511392913550311 ~2008
69646101231392922024711 ~2008
69646338831392926776711 ~2008
69648457431392969148711 ~2008
69648737391392974747911 ~2008
69648981831392979636711 ~2008
69651664134179099847911 ~2009
69653322711393066454311 ~2008
Exponent Prime Factor Dig. Year
69659471511393189430311 ~2008
69661504911393230098311 ~2008
69666557631393331152711 ~2008
69671627991393432559911 ~2008
69674767311393495346311 ~2008
69680380195574430415311 ~2009
69681081591393621631911 ~2008
69681165111393623302311 ~2008
69683317311393666346311 ~2008
69685336191393706723911 ~2008
69687007791393740155911 ~2008
69687653174181259190311 ~2009
69688007991393760159911 ~2008
69690296031393805920711 ~2008
69700778334182046699911 ~2009
69702155214182129312711 ~2009
69703134374182188062311 ~2009
69703642396970364239111 ~2010
69709313991394186279911 ~2008
69717788391394355767911 ~2008
69718554831394371096711 ~2008
69723450711394469014311 ~2008
69728263311394565266311 ~2008
69728674311394573486311 ~2008
69731881791394637635911 ~2008
Exponent Prime Factor Dig. Year
69734110191394682203911 ~2008
69734721831394694436711 ~2008
69735055791394701115911 ~2008
69736231311394724626311 ~2008
697432081720922962451112 ~2011
69751219431395024388711 ~2008
69755643711395112874311 ~2008
69761434911395228698311 ~2008
697622863912557211550312 ~2010
69762877431395257548711 ~2008
69763401591395268031911 ~2008
69766214991395324299911 ~2008
69768841431395376828711 ~2008
69770763711395415274311 ~2008
69772088391395441767911 ~2008
69773785191395475703911 ~2008
69775135791395502715911 ~2008
69777105591395542111911 ~2008
69778988391395579767911 ~2008
69779704911395594098311 ~2008
69780764995582461199311 ~2009
69782367196978236719111 ~2010
69783413991395668279911 ~2008
69784770591395695411911 ~2008
69790932591395818651911 ~2008
4140
GIMPS The Prime Pages FactorDb.com
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25-04-13