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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
9822299812946689943111 ~2004
982264163196452832710 ~2001
982276979196455395910 ~2001
982311299196462259910 ~2001
982322171196464434310 ~2001
982377839196475567910 ~2001
982442579196488515910 ~2001
982442819196488563910 ~2001
982501139196500227910 ~2001
982529299982529299110 ~2003
982546693589528015910 ~2002
982574399196514879910 ~2001
982584611196516922310 ~2001
982604921786083936910 ~2003
982615103196523020710 ~2001
982636331196527266310 ~2001
982664519196532903910 ~2001
982685003196537000710 ~2001
982697399196539479910 ~2001
982715117589629070310 ~2002
982845491196569098310 ~2001
982904063196580812710 ~2001
982919603196583920710 ~2001
982981319196596263910 ~2001
9830213633145668361711 ~2004
Exponent Prime Factor Digits Year
983082671196616534310 ~2001
983116801589870080710 ~2002
983118659196623731910 ~2001
983122379196624475910 ~2001
9831441431573030628911 ~2003
983161031196632206310 ~2001
983176163196635232710 ~2001
983217143196643428710 ~2001
983237459196647491910 ~2001
983258063196651612710 ~2001
983265917589959550310 ~2002
983266703196653340710 ~2001
9832865897079663440911 ~2005
9833645111770056119911 ~2004
98338031932451550527112 ~2007
983382371196676474310 ~2001
983392451196678490310 ~2001
983393399196678679910 ~2001
9834022211573443553711 ~2003
983407091196681418310 ~2001
983420423196684084710 ~2001
983428559196685711910 ~2001
983438171196687634310 ~2001
983455103196691020710 ~2001
983482463196696492710 ~2001
Exponent Prime Factor Digits Year
983594153590156491910 ~2002
983623679786898943310 ~2003
983640457590184274310 ~2002
983649059196729811910 ~2001
983669783196733956710 ~2001
983693111786954488910 ~2003
983693351196738670310 ~2001
983729639196745927910 ~2001
983769959196753991910 ~2001
983777939196755587910 ~2001
983794319196758863910 ~2001
983800859196760171910 ~2001
983801939196760387910 ~2001
983806753590284051910 ~2002
983820947787056757710 ~2003
983864363196772872710 ~2001
983919899196783979910 ~2001
983926511196785302310 ~2001
983946839196789367910 ~2001
9839677572361522616911 ~2004
984037871196807574310 ~2001
984093839196818767910 ~2001
984160139196832027910 ~2001
984160643196832128710 ~2001
984169523196833904710 ~2001
Exponent Prime Factor Digits Year
984226457590535874310 ~2002
984297911196859582310 ~2001
984329711196865942310 ~2001
984335189787468151310 ~2003
9843534794134284611911 ~2004
984366863196873372710 ~2001
984476159196895231910 ~2001
984479159196895831910 ~2001
9844959173741084484711 ~2004
9845097891378313704711 ~2003
984522577590713546310 ~2002
984548291196909658310 ~2001
984631859196926371910 ~2001
984632513590779507910 ~2002
984648023196929604710 ~2001
984655823196931164710 ~2001
984658201590794920710 ~2002
984666457590799874310 ~2002
9846676872363202448911 ~2004
984691079196938215910 ~2001
984701843196940368710 ~2001
9847116712560250344711 ~2004
984779363196955872710 ~2001
984784799196956959910 ~2001
984801563196960312710 ~2001
3557
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25-07-08