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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
24186809935804834383311 ~2007
24186978672418697867111 ~2006
2418699443483739888710 ~2004
24187979817256393943111 ~2007
2418837059483767411910 ~2004
2418839399483767879910 ~2004
2418880511483776102310 ~2004
2418908423483781684710 ~2004
2419132739483826547910 ~2004
24191948811451516928711 ~2005
24192224531451533471911 ~2005
2419316051483863210310 ~2004
2419319531483863906310 ~2004
24193408371451604502311 ~2005
2419382963483876592710 ~2004
24193873911935509912911 ~2006
2419571183483914236710 ~2004
24195830931451749855911 ~2005
2419599779483919955910 ~2004
24196400091935712007311 ~2006
24196857111935748568911 ~2006
2419705583483941116710 ~2004
2419706351483941270310 ~2004
2419805411483961082310 ~2004
2419836539483967307910 ~2004
Exponent Prime Factor Digits Year
24201255535808301327311 ~2007
24203315691936265255311 ~2006
2420369459484073891910 ~2004
24203723411452223404711 ~2005
24203808771452228526311 ~2005
2420524391484104878310 ~2004
2420543843484108768710 ~2004
2420579471484115894310 ~2004
2420619203484123840710 ~2004
2420744159484148831910 ~2004
2420810543484162108710 ~2004
2420831519484166303910 ~2004
2420939399484187879910 ~2004
2420977103484195420710 ~2004
2420979779484195955910 ~2004
2421010139484202027910 ~2004
2421016991484203398310 ~2004
24210512211936840976911 ~2006
24210660613873705697711 ~2006
2421142271484228454310 ~2004
24213166493389843308711 ~2006
24213873771937109901711 ~2006
2421610091484322018310 ~2004
2421704171484340834310 ~2004
24217367775812168264911 ~2007
Exponent Prime Factor Digits Year
2421839663484367932710 ~2004
24219003611453140216711 ~2005
2421927671484385534310 ~2004
2421976439484395287910 ~2004
2422032611484406522310 ~2004
2422044899484408979910 ~2004
2422084811484416962310 ~2004
2422109471484421894310 ~2004
24221766135813223871311 ~2007
24222016371937761309711 ~2006
2422202603484440520710 ~2004
24222235011937778800911 ~2006
2422257611484451522310 ~2004
2422331363484466272710 ~2004
24224192571453451554311 ~2005
2422531151484506230310 ~2004
2422567223484513444710 ~2004
2422591883484518376710 ~2004
24226027971453561678311 ~2005
24227560674360960920711 ~2007
24227921811453675308711 ~2005
2422801583484560316710 ~2004
2422814183484562836710 ~2004
2422831643484566328710 ~2004
2422891283484578256710 ~2004
Exponent Prime Factor Digits Year
2423056403484611280710 ~2004
2423134751484626950310 ~2004
2423193431484638686310 ~2004
24232295832423229583111 ~2006
2423264891484652978310 ~2004
2423388983484677796710 ~2004
24234459672423445967111 ~2006
24234563811454073828711 ~2005
2423459903484691980710 ~2004
2423525063484705012710 ~2004
2423570459484714091910 ~2004
2423583671484716734310 ~2004
2423675651484735130310 ~2004
24237569271939005541711 ~2006
2423778839484755767910 ~2004
2423891831484778366310 ~2004
24240466795817712029711 ~2007
2424064211484812842310 ~2004
242416909117454017455312 ~2008
2424270539484854107910 ~2004
2424300779484860155910 ~2004
2424331751484866350310 ~2004
2424396659484879331910 ~2004
2424437063484887412710 ~2004
2424559211484911842310 ~2004
3795
GIMPS The Prime Pages FactorDb.com
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25-04-13