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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
655556031311112079 ~1992
655570311311140639 ~1992
655580815244646499 ~1994
655586391311172799 ~1992
655590831311181679 ~1992
655596533933579199 ~1993
655603311311206639 ~1992
65562767157350640910 ~1995
655637533933825199 ~1993
655651191311302399 ~1992
655675311311350639 ~1992
655687311311374639 ~1992
655706511311413039 ~1992
655721511311443039 ~1992
65572207118029972710 ~1994
655731711311463439 ~1992
65574697157379272910 ~1995
655757031311514079 ~1992
655767111311534239 ~1992
655771191311542399 ~1992
655794711311589439 ~1992
655800591311601199 ~1992
655807311311614639 ~1992
655813191311626399 ~1992
655824591311649199 ~1992
Exponent Prime Factor Digits Year
655826631311653279 ~1992
655828431311656879 ~1992
655839231311678479 ~1992
655871631311743279 ~1992
65587163157409191310
655873911311747839 ~1992
655883813935302879 ~1993
655888191311776399 ~1992
655888431311776879 ~1992
655892391311784799 ~1992
655899711311799439 ~1992
655903791311807599 ~1992
655926231311852479 ~1992
655930191311860399 ~1992
655947591311895199 ~1992
655947775247582179 ~1994
655947973935687839 ~1993
655988031311976079 ~1992
655992111311984239 ~1992
655994631311989279 ~1992
656011311312022639 ~1992
656013111312026239 ~1992
656021511312043039 ~1992
656081991312163999 ~1992
656133231312266479 ~1992
Exponent Prime Factor Digits Year
656134375249074979 ~1994
656145133936870799 ~1993
656145475249163779 ~1994
656155911312311839 ~1992
656164615249316899 ~1994
656183031312366079 ~1992
656209791312419599 ~1992
656233191312466399 ~1992
656257733937546399 ~1993
656259475250075779 ~1994
656269431312538879 ~1992
656293373937760239 ~1993
656316231312632479 ~1992
65632583210024265710 ~1995
65632681105012289710 ~1994
656334413938006479 ~1993
656346591312693199 ~1992
656346893032322631911 ~1998
656357991312715999 ~1992
656359191312718399 ~1992
656384511312769039 ~1992
656427231312854479 ~1992
656436591312873199 ~1992
656442231312884479 ~1992
656452911312905839 ~1992
Exponent Prime Factor Digits Year
656463231312926479 ~1992
656471333938827999 ~1993
656476431312952879 ~1992
656492631312985279 ~1992
656506015252048099 ~1994
656508591313017199 ~1992
656518195252145539 ~1994
656525511313051039 ~1992
656531631313063279 ~1992
656532711313065439 ~1992
656571831313143679 ~1992
656589591313179199 ~1992
656625111313250239 ~1992
656635315253082499 ~1994
65663821105062113710 ~1994
656666511313333039 ~1992
656672631313345279 ~1992
656676111313352239 ~1992
656678511313357039 ~1992
65667893210137257710 ~1995
656696511313393039 ~1992
656703231313406479 ~1992
656734791313469599 ~1992
656753031313506079 ~1992
656770333940621999 ~1993
2198
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25-05-04