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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
1906346003381269200710 ~2003
1906435631381287126310 ~2003
19065043371525203469711 ~2005
1906525403381305080710 ~2003
1906588283381317656710 ~2003
1906688639381337727910 ~2003
1906773383381354676710 ~2003
1906774619381354923910 ~2003
19068315411144098924711 ~2005
1906837151381367430310 ~2003
1906933079381386615910 ~2003
1906949783381389956710 ~2003
1906963043381392608710 ~2003
19069943811525595504911 ~2005
1907042831381408566310 ~2003
1907071583381414316710 ~2003
19070780211144246812711 ~2005
1907172131381434426310 ~2003
190721346712206166188912 ~2007
1907306339381461267910 ~2003
1907345663381469132710 ~2003
1907432651381486530310 ~2003
19074604977248349888711 ~2007
1907497643381499528710 ~2003
19075382331144522939911 ~2005
Exponent Prime Factor Digits Year
1907541599381508319910 ~2003
1907617163381523432710 ~2003
19076281311526102504911 ~2005
19076306777630522708111 ~2007
19077163131144629787911 ~2005
1907804603381560920710 ~2003
1907884691381576938310 ~2003
190796996934725053435912 ~2008
19079960999158381275311 ~2007
1908053051381610610310 ~2003
1908086879381617375910 ~2003
1908170963381634192710 ~2003
1908187811381637562310 ~2003
1908267143381653428710 ~2003
19083448972671682855911 ~2006
1908477671381695534310 ~2003
1908502103381700420710 ~2003
1908508163381701632710 ~2003
19085155933053624948911 ~2006
1908546611381709322310 ~2003
19086914571526953165711 ~2005
1908697211381739442310 ~2003
1908766823381753364710 ~2003
1908785699381757139910 ~2003
19088505073054160811311 ~2006
Exponent Prime Factor Digits Year
1908875939381775187910 ~2003
19089093971145345638311 ~2005
19089636531145378191911 ~2005
1909003223381800644710 ~2003
1909026023381805204710 ~2003
19090658571145439514311 ~2005
1909208123381841624710 ~2003
1909239551381847910310 ~2003
1909261943381852388710 ~2003
1909296971381859394310 ~2003
1909363259381872651910 ~2003
1909419959381883991910 ~2003
1909452371381890474310 ~2003
1909534031381906806310 ~2003
1909592519381918503910 ~2003
19096252611145775156711 ~2005
1909653143381930628710 ~2003
1909703111381940622310 ~2003
1909860203381972040710 ~2003
1909928099381985619910 ~2003
1910002091382000418310 ~2003
19100578611528046288911 ~2005
1910073983382014796710 ~2003
19101189374584285448911 ~2006
1910182199382036439910 ~2003
Exponent Prime Factor Digits Year
19102191973056350715311 ~2006
19103140971146188458311 ~2005
1910355071382071014310 ~2003
1910361983382072396710 ~2003
1910445539382089107910 ~2003
19104601371528368109711 ~2005
1910499131382099826310 ~2003
191054545147381527184912 ~2009
1910553791382110758310 ~2003
1910580779382116155910 ~2003
1910602871382120574310 ~2003
1910628539382125707910 ~2003
1910664611382132922310 ~2003
1910732423382146484710 ~2003
1910767559382153511910 ~2003
1910783411382156682310 ~2003
1910880371382176074310 ~2003
1910885519382177103910 ~2003
19109452791528756223311 ~2005
1910954879382190975910 ~2003
1911004019382200803910 ~2003
1911184043382236808710 ~2003
1911218843382243768710 ~2003
1911293591382258718310 ~2003
1911436823382287364710 ~2003
3708
GIMPS The Prime Pages FactorDb.com
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25-04-13