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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
991326477930611779 ~1995
991355631982711279 ~1993
991356111982712239 ~1993
991370991982741999 ~1993
99137417138792383910 ~1996
99142003158627204910 ~1996
991439277931514179 ~1995
991470111982940239 ~1993
991480791982961599 ~1993
991489191982978399 ~1993
991502031983004079 ~1993
991504791983009599 ~1993
991514391983028799 ~1993
991523031983046079 ~1993
991564375949386239 ~1995
991597191983194399 ~1993
99162097237989032910 ~1996
991654497933235939 ~1995
99169027238005664910 ~1996
991707135950242799 ~1995
991726311983452639 ~1993
991734231983468479 ~1993
991754511983509039 ~1993
991793479917934719 ~1995
991825191983650399 ~1993
Exponent Prime Factor Digits Year
991826511983653039 ~1993
991843311983686639 ~1993
991846375951078239 ~1995
991861791983723599 ~1993
991869615951217679 ~1995
991901031983802079 ~1993
991912311983824639 ~1993
991934031983868079 ~1993
991939311983878639 ~1993
991969431983938879 ~1993
991972431983944879 ~1993
991998711983997439 ~1993
992010591984021199 ~1993
992033391984066799 ~1993
992033991984067999 ~1993
992061711984123439 ~1993
992085799920857919 ~1995
992127831984255679 ~1993
992128191984256399 ~1993
992159577937276579 ~1995
992189631984379279 ~1993
992218911984437839 ~1993
992223231984446479 ~1993
992224791984449599 ~1993
992251431210546744711 ~1998
Exponent Prime Factor Digits Year
992270031984540079 ~1993
992294215953765279 ~1995
992295831984591679 ~1993
992328111984656239 ~1993
992342631984685279 ~1993
992356375954138239 ~1995
992363517938908099 ~1995
992383431984766879 ~1993
992384215954305279 ~1995
992388231984776479 ~1993
992412831984825679 ~1993
992414239924142319 ~1995
992459815954758879 ~1995
992464191984928399 ~1993
992507991985015999 ~1993
99252467238205920910 ~1996
992557575955345439 ~1995
992562535955375199 ~1995
992580111985160239 ~1993
992598831985197679 ~1993
992604111985208239 ~1993
992611191985222399 ~1993
992617815955706879 ~1995
992632335955793999 ~1995
992638191985276399 ~1993
Exponent Prime Factor Digits Year
992644431985288879 ~1993
992689191985378399 ~1993
992695039926950319 ~1995
992720391985440799 ~1993
99272203397088812110 ~1997
992749791985499599 ~1993
992799775956798639 ~1995
992822997942583939 ~1995
992823831985647679 ~1993
992838231985676479 ~1993
99283931893555379110 ~1997
992842497942739939 ~1995
992843215957059279 ~1995
992849631985699279 ~1993
992867031985734079 ~1993
992884077943072579 ~1995
992896911985793839 ~1993
992917197943337539 ~1995
992919711985839439 ~1993
992968911985937839 ~1993
99298373317754793710 ~1996
993011511986023039 ~1993
993024591986049199 ~1993
993033111986066239 ~1993
993070039930700319 ~1995
2451
GIMPS The Prime Pages FactorDb.com
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25-06-15