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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
1902404291380480858310 ~2003
19024242593424363666311 ~2006
19024420671521953653711 ~2005
1902496223380499244710 ~2003
1902519719380503943910 ~2003
1902574451380514890310 ~2003
1902578003380515600710 ~2003
1902677411380535482310 ~2003
1902708179380541635910 ~2003
19028360771141701646311 ~2005
1902926279380585255910 ~2003
19029685971141781158311 ~2005
1902992879380598575910 ~2003
19031414331141884859911 ~2005
19031568591522525487311 ~2005
19031917571141915054311 ~2005
19031995314948318780711 ~2006
19032933111522634648911 ~2005
19033004091522640327311 ~2005
19033093371141985602311 ~2005
1903340819380668163910 ~2003
1903697291380739458310 ~2003
1903702043380740408710 ~2003
1903746263380749252710 ~2003
1903782239380756447910 ~2003
Exponent Prime Factor Digits Year
1903793123380758624710 ~2003
1903841183380768236710 ~2003
1903901579380780315910 ~2003
1903911323380782264710 ~2003
19039201071523136085711 ~2005
1904040251380808050310 ~2003
1904047163380809432710 ~2003
19040613731142436823911 ~2005
1904091779380818355910 ~2003
19041301611142478096711 ~2005
1904136551380827310310 ~2003
1904172131380834426310 ~2003
1904280863380856172710 ~2003
1904393819380878763910 ~2003
1904429651380885930310 ~2003
1904499251380899850310 ~2003
1904649671380929934310 ~2003
1904675099380935019910 ~2003
1904753663380950732710 ~2003
19049317311523945384911 ~2005
1904978051380995610310 ~2003
19050183411143011004711 ~2005
19050712611524057008911 ~2005
1905091619381018323910 ~2003
1905126491381025298310 ~2003
Exponent Prime Factor Digits Year
1905165071381033014310 ~2003
1905204023381040804710 ~2003
1905291959381058391910 ~2003
190535725715242858056112 ~2007
1905384251381076850310 ~2003
1905384731381076946310 ~2003
19053928071524314245711 ~2005
19054057371143243442311 ~2005
1905416063381083212710 ~2003
19055221732667731042311 ~2006
19056094372667853211911 ~2006
19056341171143380470311 ~2005
19057344971143440698311 ~2005
19058318771143499126311 ~2005
19058350694192837151911 ~2006
1905839711381167942310 ~2003
190588463316390607843912 ~2007
1905924743381184948710 ~2003
1906043411381208682310 ~2003
1906089791381217958310 ~2003
1906109531381221906310 ~2003
1906168763381233752710 ~2003
19061688074574805136911 ~2006
19061767873049882859311 ~2006
1906218971381243794310 ~2003
Exponent Prime Factor Digits Year
1906222511381244502310 ~2003
1906225151381245030310 ~2003
1906299599381259919910 ~2003
1906309283381261856710 ~2003
19063392291525071383311 ~2005
1906346003381269200710 ~2003
1906435631381287126310 ~2003
19065043371525203469711 ~2005
1906525403381305080710 ~2003
1906588283381317656710 ~2003
1906647371381329474310 ~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
3736
GIMPS The Prime Pages FactorDb.com
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25-05-04