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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
4771059839542119679 ~1999
4771259639542519279 ~1999
477126869381701495310 ~2000
4771366319542732639 ~1999
4771560839543121679 ~1999
4771601639543203279 ~1999
4771845119543690239 ~1999
4772110439544220879 ~1999
4772253239544506479 ~1999
4772363391527156284911 ~2002
4772404194295163771111 ~2003
477254993286352995910 ~2000
4772554919545109839 ~1999
477268769381815015310 ~2000
4772747519545495039 ~1999
4772804519545609039 ~1999
4773014639546029279 ~1999
4773170519546341039 ~1999
4773477239546954479 ~1999
477362531381890024910 ~2000
4773758039547516079 ~1999
4773981119547962239 ~1999
4774004399548008799 ~1999
4774083599548167199 ~1999
4774138799548277599 ~1999
Exponent Prime Factor Digits Year
4774201912673553069711 ~2002
477458237381966589710 ~2000
4774599599549199199 ~1999
4774730639549461279 ~1999
4775063639550127279 ~1999
4775278199550556399 ~1999
477531521286518912710 ~2000
477532631859558735910 ~2001
4775379592005659427911 ~2002
4775397599550795199 ~1999
4775421132196693719911 ~2002
477547097286528258310 ~2000
4775640119551280239 ~1999
4775667239551334479 ~1999
477572659477572659110 ~2000
4775743439551486879 ~1999
4775770971146185032911 ~2001
4775866439551732879 ~1999
477589493286553695910 ~2000
4775908919551817839 ~1999
4775961239551922479 ~1999
477620791477620791110 ~2000
4776278519552557039 ~1999
4776500519553001039 ~1999
477650189382120151310 ~2000
Exponent Prime Factor Digits Year
477669041286601424710 ~2000
477677159382141727310 ~2000
4776909719553819439 ~1999
477703201286621920710 ~2000
4777142399554284799 ~1999
4777255199554510399 ~1999
4777447799554895599 ~1999
4777544639555089279 ~1999
4777685039555370079 ~1999
47780915930675348007912 ~2005
4778113439556226879 ~1999
4778120639556241279 ~1999
4778164319556328639 ~1999
4778216519556433039 ~1999
4778482199556964399 ~1999
477849553764559284910 ~2001
4778503919557007839 ~1999
4778573519557147039 ~1999
4778607119557214239 ~1999
4778608199557216399 ~1999
4778901239557802479 ~1999
477913361286748016710 ~2000
4779309239558618479 ~1999
4779361434588186972911 ~2003
4779774119559548239 ~1999
Exponent Prime Factor Digits Year
477981121286788672710 ~2000
477991121286794672710 ~2000
4779968999559937999 ~1999
4780111199560222399 ~1999
478014133764822612910 ~2001
4780173119560346239 ~1999
4780364519560729039 ~1999
4780491119560982239 ~1999
4780588799561177599 ~1999
4780954199561908399 ~1999
4781037771147449064911 ~2001
4781116439562232879 ~1999
4781163719562327439 ~1999
4781309519562619039 ~1999
4781508372199493850311 ~2002
478172251478172251110 ~2000
478175549382540439310 ~2000
4781773731530167593711 ~2002
4781858999563717999 ~1999
4781939519563879039 ~1999
4782091919564183839 ~1999
4782162839564325679 ~1999
4782233519564467039 ~1999
4782287399564574799 ~1999
4782289319564578639 ~1999
3173
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25-05-04