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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
30249731604994638 ~1989
30251159605023198 ~1989
30251519605030398 ~1989
302520712420165699 ~1991
30253103605062078 ~1989
30253451605069038 ~1989
302534937260838339 ~1992
30254183605083678 ~1989
30254291605085838 ~1989
302543092420344739 ~1991
30254519605090398 ~1989
30254663605093278 ~1989
302547374840757939 ~1992
302549211815295279 ~1991
30255311605106238 ~1989
302554811815328879 ~1991
30255539605110798 ~1989
30256619605132398 ~1989
30258191605163838 ~1989
30258323605166478 ~1989
30258491605169838 ~1989
302586112420688899 ~1991
302590795446634239 ~1992
30259139605182798 ~1989
30259319605186398 ~1989
Exponent Prime Factor Digits Year
30259403605188078 ~1989
302594179077825119 ~1992
302599972420799779 ~1991
30260063605201278 ~1989
30260591605211838 ~1989
302607611815645679 ~1991
30260953139200383910 ~1993
30261359605227198 ~1989
30261431605228638 ~1989
30261743605234878 ~1989
30261839605236798 ~1989
302626072421008579 ~1991
30262691605253838 ~1989
30262751605255038 ~1989
30263483605269678 ~1989
302638995447501839 ~1992
30264203605284078 ~1989
30264863605297278 ~1989
30265379605307598 ~1989
30265871605317438 ~1989
30266399605327998 ~1989
302674699080240719 ~1992
302675571816053439 ~1991
30267791605355838 ~1989
30267899605357998 ~1989
Exponent Prime Factor Digits Year
30268019605360398 ~1989
302685731816114399 ~1991
30269303605386078 ~1989
30269411605388238 ~1989
30269471605389438 ~1989
302697531816185199 ~1991
302701339081039919 ~1992
30270203605404078 ~1989
30270419605408398 ~1989
30270431605408638 ~1989
302711812421694499 ~1991
302713612421708899 ~1991
30271991605439838 ~1989
30272219605444398 ~1989
30272303605446078 ~1989
30272579605451598 ~1989
30272603605452078 ~1989
30272663605453278 ~1989
30273059605461198 ~1989
30273599605471998 ~1989
30273731605474638 ~1989
30274019605480398 ~1989
30274319605486398 ~1989
302744771816468639 ~1991
30274691605493838 ~1989
Exponent Prime Factor Digits Year
30275471605509438 ~1989
30275603605512078 ~1989
30276359605527198 ~1989
302770211816621279 ~1991
302770611816623679 ~1991
30278399605567998 ~1989
30278663605573278 ~1989
30279251605585038 ~1989
30279311605586238 ~1989
30279323605586478 ~1989
30280223605604478 ~1989
302806971816841839 ~1991
302809971816859839 ~1991
30281123605622478 ~1989
30281579605631598 ~1989
30282299605645998 ~1989
30282971605659438 ~1989
30283031605660638 ~1989
30283271605665438 ~1989
302833131816998799 ~1991
30283391605667838 ~1989
30283679605673598 ~1989
302839072422712579 ~1991
30284099605681998 ~1989
302841315451143599 ~1992
1722
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25-03-23