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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
646324061517059248910 ~2001
646326311129265262310 ~2000
646332311129266462310 ~2000
646362421387817452710 ~2001
646389791129277958310 ~2000
646405933387843559910 ~2001
646440611129288122310 ~2000
6464439293102930859311 ~2003
646462931129292586310 ~2000
646468583129293716710 ~2000
646475411129295082310 ~2000
646479623129295924710 ~2000
646501991517201592910 ~2001
646519547517215637710 ~2001
646524839129304967910 ~2000
646550483129310096710 ~2000
646564883129312976710 ~2000
646612367517289893710 ~2001
646674191129334838310 ~2000
646678451129335690310 ~2000
646687997388012798310 ~2001
646697483129339496710 ~2000
646698599129339719910 ~2000
646708537388025122310 ~2001
646719959129343991910 ~2000
Exponent Prime Factor Digits Year
646731023129346204710 ~2000
646732211129346442310 ~2000
646764179129352835910 ~2000
6467654333621886424911 ~2003
646786319129357263910 ~2000
646792703129358540710 ~2000
646812119129362423910 ~2000
646813379129362675910 ~2000
646818659517454927310 ~2001
646825373388095223910 ~2001
646826891129365378310 ~2000
646827323129365464710 ~2000
646829363129365872710 ~2000
646837151129367430310 ~2000
646855403129371080710 ~2000
646858181388114908710 ~2001
646888919517511135310 ~2001
646906583129381316710 ~2000
6469149113105191572911 ~2003
646939679129387935910 ~2000
646954631129390926310 ~2000
646954811129390962310 ~2000
646972523129394504710 ~2000
646985723129397144710 ~2000
647002403129400480710 ~2000
Exponent Prime Factor Digits Year
647026283129405256710 ~2000
6470907113623707981711 ~2003
647099039129419807910 ~2000
647102531129420506310 ~2000
647107379129421475910 ~2000
6471313211035410113711 ~2002
647142563129428512710 ~2000
647158163129431632710 ~2000
647162609517730087310 ~2001
647164223129432844710 ~2000
647209151129441830310 ~2000
647243137388345882310 ~2001
647248333388348999910 ~2001
647288953388373371910 ~2001
6472923371035667739311 ~2002
647295419129459083910 ~2000
647312651129462530310 ~2000
647313659129462731910 ~2000
647333639129466727910 ~2000
647358083129471616710 ~2000
647364997388418998310 ~2001
6473766171553703880911 ~2002
6473777291424231003911 ~2002
647388743129477748710 ~2000
647401757517921405710 ~2001
Exponent Prime Factor Digits Year
647404229906365920710 ~2002
647429591129485918310 ~2000
647449021388469412710 ~2001
647457143129491428710 ~2000
647466119129493223910 ~2000
647472131129494426310 ~2000
647486159129497231910 ~2000
647509829906513760710 ~2002
647515559129503111910 ~2000
647581691129516338310 ~2000
647582543129516508710 ~2000
647608177388564906310 ~2001
647615273388569163910 ~2001
647623871129524774310 ~2000
647638619129527723910 ~2000
647644139129528827910 ~2000
647653823129530764710 ~2000
647671847518137477710 ~2001
647695871129539174310 ~2000
6477066731036330676911 ~2002
647718983129543796710 ~2000
647719199129543839910 ~2000
647733341388640004710 ~2001
647738407647738407110 ~2002
647747783129549556710 ~2000
3378
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25-07-08