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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.
Exp. Prime Factor Digits Year
9345277560716638 ~1987
9345599186911998 ~1985
9345641560738478 ~1987
9345647747651778 ~1987
9345691934569118 ~1987
9345773560746398 ~1987
9345839186916798 ~1985
9345887747670978 ~1987
9346079186921598 ~1985
93461711495387379 ~1988
9346193560771598 ~1987
9346307747704578 ~1987
9346361560781678 ~1987
9346541747723298 ~1987
9346559186931198 ~1985
9346643186932878 ~1985
9346657560799438 ~1987
9346861560811678 ~1987
9346873560812398 ~1987
9346979186939598 ~1985
9347203934720318 ~1987
9347231186944638 ~1985
9347257560835438 ~1987
9347279747782338 ~1987
9347323934732318 ~1987
Exp. Prime Factor Digits Year
93473232243357539
93474172804225119 ~1988
9347441560846478 ~1987
9347573560854398 ~1987
93479511682631199 ~1988
9348191186963838 ~1985
9348413560904798 ~1987
9348517560911038 ~1987
93486111682749999 ~1988
93486671495786739 ~1988
9348791186975838 ~1985
9349019186980398 ~1985
93492171308890399 ~1988
93492433739697219 ~1989
9349673560980398 ~1987
9349943186998878 ~1985
9349973560998398 ~1987
9350123187002478 ~1985
9350303187006078 ~1985
9350513561030798 ~1987
9350591187011838 ~1985
9350699187013998 ~1985
9350927748074178 ~1987
9350951748076098 ~1987
9351031935103118 ~1987
Exp. Prime Factor Digits Year
93511871683213679 ~1988
9351281748102498 ~1987
9351347748107778 ~1987
93514874488713779 ~1989
9351791187035838 ~1985
9352097561125838 ~1987
93524116172591279 ~1989
9352943187058878 ~1985
9353159187063198 ~1985
9353219187064398 ~1985
9353483187069678 ~1985
9353579187071598 ~1985
9353741748299298 ~1987
9353857561231438 ~1987
9353879748310338 ~1987
9354161748332898 ~1987
9354419187088398 ~1985
93545473180545999 ~1988
9354797561287838 ~1987
9354941748395298 ~1987
9355063935506318 ~1987
9355403187108078 ~1985
93554272245302499 ~1988
9355693561341598 ~1987
9355739187114798 ~1985
Exp. Prime Factor Digits Year
93559797484783219 ~1989
9356003187120078 ~1985
93563111497009779 ~1988
9356371935637118 ~1987
93565371309915199 ~1988
9356591187131838 ~1985
9356663187133278 ~1985
9356701561402078 ~1987
9356771187135438 ~1985
9356777561406638 ~1987
9356777748542178
9357011187140238 ~1985
9357037561422238 ~1987
9357611187152238 ~1985
9357611748608898
9357863187157278 ~1985
9358379748670338 ~1987
9358571187171438 ~1985
93585891310202479 ~1988
9358841561530478 ~1987
9358883187177678 ~1985
9359123187182478 ~1985
9359219748737538 ~1987
93594072246257699 ~1988
9359477748758178 ~1987
1038
GIMPS The Prime Pages FactorDb.com
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26-07-05