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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
423276619423276619110 ~2000
4232953318465906639 ~1998
4233165118466330239 ~1998
4233218518466437039 ~1998
423321973253993183910 ~2000
4233345598466691199 ~1998
4233383398466766799 ~1998
4233461091354707548911 ~2001
4233503638467007279 ~1998
4233515038467030079 ~1998
4233532798467065599 ~1998
4233579118467158239 ~1998
423362873254017723910 ~2000
423371027338696821710 ~2000
4233896398467792799 ~1998
4233948838467897679 ~1998
423399377254039626310 ~2000
4234155718468311439 ~1998
4234183931016204143311 ~2001
4234312798468625599 ~1998
423456301254073780710 ~2000
423458257254074954310 ~2000
4234649998469299999 ~1998
423469177254081506310 ~2000
4234779791016347149711 ~2001
Exponent Prime Factor Digits Year
4234808398469616799 ~1998
4234818131270445439111 ~2001
4234830838469661679 ~1998
423483353254090011910 ~2000
423497513254098507910 ~2000
423499913254099947910 ~2000
423514121254108472710 ~2000
4235149918470299839 ~1998
4235216998470433999 ~1998
423533057254119834310 ~2000
4235364718470729439 ~1998
423541841254125104710 ~2000
4235447291016507349711 ~2001
423550247338840197710 ~2000
423560897254136538310 ~2000
423562879423562879110 ~2000
4235662438471324879 ~1998
423566537592993151910 ~2000
4235779438471558879 ~1998
423580733254148439910 ~2000
4235855518471711039 ~1998
4235856718471713439 ~1998
4235880838471761679 ~1998
423588833254153299910 ~2000
4235908318471816639 ~1998
Exponent Prime Factor Digits Year
423595097338876077710 ~2000
4236148798472297599 ~1998
4236170038472340079 ~1998
423620191677792305710 ~2001
4236357838472715679 ~1998
423678077338942461710 ~2000
4236783838473567679 ~1998
423680767423680767110 ~2000
4236881518473763039 ~1998
423689641254213784710 ~2000
4237232038474464079 ~1998
423736193254241715910 ~2000
423744473593242262310 ~2000
423753223423753223110 ~2000
423776477254265886310 ~2000
4237954198475908399 ~1998
4238066998476133999 ~1998
423831413254298847910 ~2000
423841633932451592710 ~2001
4238476438476952879 ~1998
4238563431017255223311 ~2001
423859687423859687110 ~2000
4238618038477236079 ~1998
4238783038477566079 ~1998
4238865838477731679 ~1998
Exponent Prime Factor Digits Year
4239050638478101279 ~1998
4239146518478293039 ~1998
4239265798478531599 ~1998
4239268198478536399 ~1998
4239302038478604079 ~1998
423966353254379811910 ~2000
424000729932801603910 ~2001
424010399339208319310 ~2000
4240137838480275679 ~1998
4240157038480314079 ~1998
4240275598480551199 ~1998
424035377254421226310 ~2000
4240419118480838239 ~1998
424046621339237296910 ~2000
4240511638481023279 ~1998
424052801254431680710 ~2000
4240529398481058799 ~1998
4240584838481169679 ~1998
424059329339247463310 ~2000
4240610638481221279 ~1998
4240640518481281039 ~1998
4240833118481666239 ~1998
4240913038481826079 ~1998
424091867339273493710 ~2000
4240951318481902639 ~1998
3121
GIMPS The Prime Pages FactorDb.com
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25-05-04