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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
1211450879242290175910 ~2002
12114527272180614908711 ~2004
12115224911211522491111 ~2004
12115296291696141480711 ~2004
1211541059242308211910 ~2002
1211571737726943042310 ~2003
1211601137726960682310 ~2003
1211633243242326648710 ~2002
1211675099969340079310 ~2003
1211712233727027339910 ~2003
1211726303242345260710 ~2002
1211745971242349194310 ~2002
1211775371242355074310 ~2002
1211815151242363030310 ~2002
1211824571242364914310 ~2002
1211864561969491648910 ~2003
12119626994120673176711 ~2005
1212038939242407787910 ~2002
1212040631242408126310 ~2002
12120943072909026336911 ~2005
1212150119242430023910 ~2002
1212154871242430974310 ~2002
1212168719242433743910 ~2002
12121982571697077559911 ~2004
1212217991242443598310 ~2002
Exponent Prime Factor Digits Year
1212237443242447488710 ~2002
1212256763242451352710 ~2002
1212322109969857687310 ~2003
1212355721969884576910 ~2003
1212365753727419451910 ~2003
1212384863242476972710 ~2002
1212492503242498500710 ~2002
1212498431242499686310 ~2002
1212554159242510831910 ~2002
1212569833727541899910 ~2003
1212585221970068176910 ~2003
1212593351242518670310 ~2002
1212627491970101992910 ~2003
1212627743242525548710 ~2002
1212640223242528044710 ~2002
1212669743242533948710 ~2002
1212671231970136984910 ~2003
1212710171242542034310 ~2002
1212751079242550215910 ~2002
1212791171242558234310 ~2002
1212801599242560319910 ~2002
1212812099242562419910 ~2002
12128184431940509508911 ~2004
1212829991242565998310 ~2002
1212835451242567090310 ~2002
Exponent Prime Factor Digits Year
1212917291242583458310 ~2002
1212933131242586626310 ~2002
12129532631940725220911 ~2004
12129886136792736232911 ~2005
1213006079242601215910 ~2002
1213016891242603378310 ~2002
1213032419970425935310 ~2003
12130744271213074427111 ~2004
1213075991242615198310 ~2002
1213123259242624651910 ~2002
12132348492911763637711 ~2005
1213270199242654039910 ~2002
1213285511242657102310 ~2002
1213288343242657668710 ~2002
1213326599242665319910 ~2002
1213356251242671250310 ~2002
1213375451242675090310 ~2002
1213381223242676244710 ~2002
1213408043242681608710 ~2002
1213469531242693906310 ~2002
1213478471242695694310 ~2002
1213498151242699630310 ~2002
1213506071242701214310 ~2002
1213509851242701970310 ~2002
1213556471242711294310 ~2002
Exponent Prime Factor Digits Year
1213556639242711327910 ~2002
1213575563242715112710 ~2002
12136052231941768356911 ~2004
1213615757970892605710 ~2003
1213706831970965464910 ~2003
1213710923242742184710 ~2002
12137111931699195670311 ~2004
12137118715097589858311 ~2005
1213726153728235691910 ~2003
1213762943242752588710 ~2002
12137833395097890023911 ~2005
1213788479242757695910 ~2002
1213814291242762858310 ~2002
1213847099971077679310 ~2003
12138666293884373212911 ~2005
1213887443242777488710 ~2002
1213891871971113496910 ~2003
1213926419242785283910 ~2002
1213935119242787023910 ~2002
1213942991242788598310 ~2002
1213948583242789716710 ~2002
1213959083242791816710 ~2002
1213996271242799254310 ~2002
12140013592185202446311 ~2004
1214043119242808623910 ~2002
3643
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25-07-08