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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
21692592433470814788911 ~2006
2169280343433856068710 ~2004
2169329483433865896710 ~2004
2169353591433870718310 ~2004
21694704673905046840711 ~2006
216952144710413702945712 ~2007
21695311731301718703911 ~2005
21695559771735644781711 ~2005
2169651551433930310310 ~2004
2169671771433934354310 ~2004
21697077971301824678311 ~2005
2169709259433941851910 ~2004
2169831551433966310310 ~2004
21698644611301918676711 ~2005
2169884399433976879910 ~2004
2169907451433981490310 ~2004
21700374471736029957711 ~2005
2170081031434016206310 ~2004
21701473519114618874311 ~2007
2170171163434034232710 ~2004
2170252151434050430310 ~2004
2170336403434067280710 ~2004
21703713891736297111311 ~2005
2170412819434082563910 ~2004
2170413551434082710310 ~2004
Exponent Prime Factor Digits Year
2170535663434107132710 ~2004
2170658519434131703910 ~2004
21706894632170689463111 ~2006
21707264519117051094311 ~2007
2170839491434167898310 ~2004
2170912031434182406310 ~2004
21709170531302550231911 ~2005
21709868171302592090311 ~2005
2171108603434221720710 ~2004
2171117951434223590310 ~2004
21711765291736941223311 ~2005
2171224463434244892710 ~2004
2171269559434253911910 ~2004
21713233211302793992711 ~2005
2171405651434281130310 ~2004
2171466299434293259910 ~2004
2171472623434294524710 ~2004
21715795131302947707911 ~2005
2171591879434318375910 ~2004
2171677643434335528710 ~2004
2171800271434360054310 ~2004
2171827643434365528710 ~2004
2171916959434383391910 ~2004
2171936423434387284710 ~2004
2171937923434387584710 ~2004
Exponent Prime Factor Digits Year
2171943671434388734310 ~2004
2171975159434395031910 ~2004
2172077543434415508710 ~2004
2172115391434423078310 ~2004
2172116123434423224710 ~2004
2172133643434426728710 ~2004
2172143111434428622310 ~2004
2172160751434432150310 ~2004
21722752392172275239111 ~2006
2172277823434455564710 ~2004
2172279311434455862310 ~2004
217233460710427206113712 ~2007
21723398171303403890311 ~2005
2172414383434482876710 ~2004
21724401293041416180711 ~2006
2172474539434494907910 ~2004
2172557819434511563910 ~2004
2172563423434512684710 ~2004
21725659571303539574311 ~2005
2172744719434548943910 ~2004
2172780143434556028710 ~2004
21728926973042049775911 ~2006
2172896723434579344710 ~2004
2172986759434597351910 ~2004
2172990731434598146310 ~2004
Exponent Prime Factor Digits Year
2173001339434600267910 ~2004
21730088112173008811111 ~2006
2173099583434619916710 ~2004
217317120120862443529712 ~2008
2173173731434634746310 ~2004
2173194323434638864710 ~2004
21732254273911805768711 ~2006
2173319471434663894310 ~2004
21733619171304017150311 ~2005
2173373231434674646310 ~2004
21735052272173505227111 ~2006
2173533539434706707910 ~2004
21735685971738854877711 ~2005
2173609499434721899910 ~2004
217369470116954818667912 ~2008
2173722539434744507910 ~2004
21737607131304256427911 ~2005
21737785133043289918311 ~2006
2173875131434775026310 ~2004
2174028803434805760710 ~2004
2174178371434835674310 ~2004
2174231219434846243910 ~2004
2174383943434876788710 ~2004
2174391071434878214310 ~2004
2174412143434882428710 ~2004
4393
GIMPS The Prime Pages FactorDb.com
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26-07-19