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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
3746543159749308631910 ~2006
374658572914237025770312 ~2009
37468155592997452447311 ~2007
37469079372248144762311 ~2007
37469520292997561623311 ~2007
3747196391749439278310 ~2006
3747375011749475002310 ~2006
3747544331749508866310 ~2006
3747651263749530252710 ~2006
3747665819749533163910 ~2006
3747682259749536451910 ~2006
37478283412248697004711 ~2007
37480665793748066579111 ~2007
37480880812998470464911 ~2007
3748218923749643784710 ~2006
3748438931749687786310 ~2006
37487546992999003759311 ~2007
3748920671749784134310 ~2006
374894158923993226169712 ~2009
3748997123749799424710 ~2006
37490156812249409408711 ~2007
37491052672999284213711 ~2007
3749184203749836840710 ~2006
3749210099749842019910 ~2006
3749357543749871508710 ~2006
Exponent Prime Factor Digits Year
3749469863749893972710 ~2006
3749527031749905406310 ~2006
37498426372249905582311 ~2007
3749957663749991532710 ~2006
375002394126250167587112 ~2010
3750029891750005978310 ~2006
3750236111750047222310 ~2006
3750351023750070204710 ~2006
3750444539750088907910 ~2006
3750680183750136036710 ~2006
3750768419750153683910 ~2006
37507744993750774499111 ~2007
3750852923750170584710 ~2006
37509009972250540598311 ~2007
3750934151750186830310 ~2006
3750993839750198767910 ~2006
37510274213000821936911 ~2007
3751349639750269927910 ~2006
37516012513751601251111 ~2007
37516761012251005660711 ~2007
3751732139750346427910 ~2006
37517850913751785091111 ~2007
3751799699750359939910 ~2006
3751860971750372194310 ~2006
37521027976003364475311 ~2008
Exponent Prime Factor Digits Year
37521468293001717463311 ~2007
37521672972251300378311 ~2007
375224077311256722319112 ~2009
3752372159750474431910 ~2006
37523837716754290787911 ~2008
3752434223750486844710 ~2006
37526018412251561104711 ~2007
37527946796755030422311 ~2008
37528409113752840911111 ~2007
3753088343750617668710 ~2006
37530892372251853542311 ~2007
3753246599750649319910 ~2006
37533123136005299700911 ~2008
3753339179750667835910 ~2006
3753941363750788272710 ~2006
37540272313754027231111 ~2007
3754471043750894208710 ~2006
3754716299750943259910 ~2006
3754754219750950843910 ~2006
37547616179011427880911 ~2008
3754896311750979262310 ~2006
37549487516758907751911 ~2008
3755328023751065604710 ~2006
3755333723751066744710 ~2006
3755367191751073438310 ~2006
Exponent Prime Factor Digits Year
3755377319751075463910 ~2006
3755614631751122926310 ~2006
3755646539751129307910 ~2006
3755986379751197275910 ~2006
37560735793756073579111 ~2007
37561310839014714599311 ~2008
37561445412253686724711 ~2007
3756297731751259546310 ~2006
3756342311751268462310 ~2006
3756468983751293796710 ~2006
3756496283751299256710 ~2006
3756537299751307459910 ~2006
3756608519751321703910 ~2006
3756665603751333120710 ~2006
3756717131751343426310 ~2006
3756865883751373176710 ~2006
3756979511751395902310 ~2006
3757223999751444799910 ~2006
37573161073757316107111 ~2007
3757695239751539047910 ~2006
37577203673006176293711 ~2007
37578212812254692768711 ~2007
3758474123751694824710 ~2006
3758508371751701674310 ~2006
37585873636013739780911 ~2008
4068
GIMPS The Prime Pages FactorDb.com
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25-07-08