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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
69427357431388547148711 ~2008
69427387214165643232711 ~2009
69430186134165811167911 ~2009
69430846791388616935911 ~2008
694324918915275148215912 ~2010
69432690231388653804711 ~2008
69433706716943370671111 ~2010
69437341791388746835911 ~2008
69437564391388751287911 ~2008
69437830431388756608711 ~2008
69437980791388759615911 ~2008
69438358311388767166311 ~2008
69441789111388835782311 ~2008
69443844831388876896711 ~2008
69448252431388965048711 ~2008
69453248631389064972711 ~2008
69453368215556269456911 ~2009
69453657231389073144711 ~2008
69455997231389119944711 ~2008
69459271191389185423911 ~2008
69459341991389186839911 ~2008
69460618911389212378311 ~2008
69461941191389238823911 ~2008
69464450031389289000711 ~2008
69469744311389394886311 ~2008
Exponent Prime Factor Dig. Year
69470502231389410044711 ~2008
69473088831389461776711 ~2008
69473612511389472250311 ~2008
69475285311389505706311 ~2008
694771741923622239224712 ~2011
69479081991389581639911 ~2008
69479191379727086791911 ~2010
69479423334168765399911 ~2009
69479865111389597302311 ~2008
69482639774168958386311 ~2009
69486863575558949085711 ~2009
69488263014169295780711 ~2009
69492930231389858604711 ~2008
69500121831390002436711 ~2008
69500538111390010762311 ~2008
69501341511390026830311 ~2008
69502072191390041443911 ~2008
69506966631390139332711 ~2008
69507757911390155158311 ~2008
69515874111390317482311 ~2008
69521663631390433272711 ~2008
69526880031390537600711 ~2008
69528432174171705930311 ~2009
69528590031390571800711 ~2008
69531277934171876675911 ~2009
Exponent Prime Factor Dig. Year
695323444143110053534312 ~2012
69534857511390697150311 ~2008
69536541174172192470311 ~2009
69539253711390785074311 ~2008
695396409716689513832912 ~2011
69541178511390823570311 ~2008
69541205991390824119911 ~2008
695451774712518131944712 ~2010
695453829111127261265712 ~2010
69546027831390920556711 ~2008
695467811376501459243112 ~2012
69547437295563794983311 ~2009
695513981316692335551312 ~2011
695532547315301716040712 ~2010
69553742534173224551911 ~2009
69555542095564443367311 ~2009
69558316431391166328711 ~2008
69562227711391244554311 ~2008
69563921116956392111111 ~2010
69565501191391310023911 ~2008
69570162711391403254311 ~2008
69576490431391529808711 ~2008
69577377775566190221711 ~2009
69577758374174665502311 ~2009
69584122911391682458311 ~2008
Exponent Prime Factor Dig. Year
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
69619249979746694995911 ~2010
69619788174177187290311 ~2009
69621924591392438491911 ~2008
69624178791392483575911 ~2008
69624528111392490562311 ~2008
69628819015570305520911 ~2009
69630617991392612359911 ~2008
69632873511392657470311 ~2008
69632989334177979359911 ~2009
69633206031392664120711 ~2008
69636438779749101427911 ~2010
4172
GIMPS The Prime Pages FactorDb.com
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25-05-04