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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
989471815936830879 ~1995
989548191979096399 ~1993
989554215937325279 ~1995
989595415937572479 ~1995
989596311979192639 ~1993
989601591979203199 ~1993
989640831979281679 ~1993
989665191979330399 ~1993
98967949237523077710 ~1996
989697231979394479 ~1993
989715831979431679 ~1993
989757711979515439 ~1993
989762031979524079 ~1993
989763415938580479 ~1995
989776911979553839 ~1993
989790111979580239 ~1993
989814231979628479 ~1993
989834815939008879 ~1995
98985947494929735110 ~1997
98987789138582904710 ~1996
989879391979758799 ~1993
98995993712771149710 ~1997
989991799899917919 ~1995
990000591980001199 ~1993
990039591980079199 ~1993
Exponent Prime Factor Digits Year
99003973217808740710 ~1996
990052791980105599 ~1993
990058135940348799 ~1995
990085879900858719 ~1995
990111831980223679 ~1993
990127791980255599 ~1993
990136791980273599 ~1993
990137511980275039 ~1993
990138231980276479 ~1993
990140391980280799 ~1993
990148791980297599 ~1993
990151815940910879 ~1995
990169791980339599 ~1993
99022669237654405710 ~1996
990251631980503279 ~1993
990259911980519839 ~1993
990278991980557999 ~1993
990282831980565679 ~1993
990286791980573599 ~1993
990306711980613439 ~1993
990336111980672239 ~1993
99033749475361995310 ~1997
990367375942204239 ~1995
990376191980752399 ~1993
990399111980798239 ~1993
Exponent Prime Factor Digits Year
990421735942530399 ~1995
990445311980890639 ~1993
990447231980894479 ~1993
990525111981050239 ~1993
99054421217919726310 ~1996
990566215943397279 ~1995
990573231981146479 ~1993
99058067257550974310 ~1996
990630535943783199 ~1995
990631791981263599 ~1993
99065293297195879110 ~1996
99068041217949690310 ~1996
990686631981373279 ~1993
990704031981408079 ~1993
990728239907282319 ~1995
990823311981646639 ~1993
990833991981667999 ~1993
990837231981674479 ~1993
990880911981761839 ~1993
990886815945320879 ~1995
990904015945424079 ~1995
990924591981849199 ~1993
990935391981870799 ~1993
990940311981880639 ~1993
990948831981897679 ~1993
Exponent Prime Factor Digits Year
99095449237829077710 ~1996
990966711981933439 ~1993
990977031981954079 ~1993
990983991981967999 ~1993
990985911981971839 ~1993
991002831982005679 ~1993
99101341218022950310 ~1996
991075575946453439 ~1995
991087911982175839 ~1993
991111191982222399 ~1993
991111615946669679 ~1995
991119831982239679 ~1993
991130991982261999 ~1993
991176175947057039 ~1995
991191231982382479 ~1993
991205511982411039 ~1993
991220631982441279 ~1993
99122437158595899310 ~1996
991247991982495999 ~1993
991257111982514239 ~1993
991260919912609119 ~1995
991269919912699119 ~1995
991271631982543279 ~1993
991303017930424099 ~1995
991304815947828879 ~1995
2450
GIMPS The Prime Pages FactorDb.com
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25-06-15