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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
55139419431102788388711 ~2007
55140002631102800052711 ~2007
55141290831102825816711 ~2007
55141980711102839614311 ~2007
55144317733308659063911 ~2008
55147553533308853211911 ~2008
55149062475514906247111 ~2009
55151475231103029504711 ~2007
55152555177721357723911 ~2009
55153820533309229231911 ~2008
55154062914412325032911 ~2009
55154414991103088299911 ~2007
55158048414412643872911 ~2009
55158390111103167802311 ~2007
55161857511103237150311 ~2007
55162197111103243942311 ~2007
55163893374413111469711 ~2009
551642566916549277007112 ~2010
55164448311103288966311 ~2007
55168887594413511007311 ~2009
55171488111103429762311 ~2007
551753163126484151828912 ~2010
55176776097724748652711 ~2009
55177659591103553191911 ~2007
55178132391103562647911 ~2007
Exponent Prime Factor Dig. Year
55178751711103575034311 ~2007
55179409191103588183911 ~2007
55179563991103591279911 ~2007
55179931013310795860711 ~2008
55180479591103609591911 ~2007
55180847391103616947911 ~2007
55184633991103692679911 ~2007
55185784311103715686311 ~2007
55186234431103724688711 ~2007
55187271831103745436711 ~2007
55189349475518934947111 ~2009
55189802213311388132711 ~2008
551913040345256869304712 ~2011
55194266391103885327911 ~2007
55194458879935002596711 ~2009
55195671591103913431911 ~2007
55197743391103954867911 ~2007
55198611591103972231911 ~2007
55198991031103979820711 ~2007
55199012694415921015311 ~2009
55199186874415934949711 ~2009
55199279511103985590311 ~2007
55199617431103992348711 ~2007
55201314231104026284711 ~2007
55201729635520172963111 ~2009
Exponent Prime Factor Dig. Year
55201848111104036962311 ~2007
55201918573312115114311 ~2008
55205357631104107152711 ~2007
55206498111104129962311 ~2007
55206857391104137147911 ~2007
55210001511104200030311 ~2007
55211678031104233560711 ~2007
55217960991104359219911 ~2007
55218091791104361835911 ~2007
55219434111104388682311 ~2007
55220180097730825212711 ~2009
55222477191104449543911 ~2007
55223646711104472934311 ~2007
55224214333313452859911 ~2008
55232848311104656966311 ~2007
55233060831104661216711 ~2007
55236494031104729880711 ~2007
55237405813314244348711 ~2008
55243377831104867556711 ~2007
55245297111104905942311 ~2007
55248927711104978554311 ~2007
55249732431104994648711 ~2007
552502688916575080667112 ~2010
55250478831105009576711 ~2007
55251207915525120791111 ~2009
Exponent Prime Factor Dig. Year
55252493511105049870311 ~2007
55252908111105058162311 ~2007
55253469231105069384711 ~2007
55255682031105113640711 ~2007
55256870991105137419911 ~2007
55258337511105166750311 ~2007
55259174991105183499911 ~2007
552594224956364610939912 ~2011
55260143835526014383111 ~2009
55260195111105203902311 ~2007
55263197031105263940711 ~2007
55267584831105351696711 ~2007
55267954791105359095911 ~2007
55268225991105364519911 ~2007
55268437674421475013711 ~2009
55274079133316444747911 ~2008
55274438991105488779911 ~2007
55279470831105589416711 ~2007
55281230631105624612711 ~2007
552821890349753970127112 ~2011
55282912911105658258311 ~2007
55286873031105737460711 ~2007
55288882431105777648711 ~2007
55289057991105781159911 ~2007
55290957111105819142311 ~2007
4439
GIMPS The Prime Pages FactorDb.com
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25-12-14