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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
10376363207527278 ~1986
10376651207533038 ~1986
10376651830132098
103766711037667119 ~1987
10376741622604478 ~1987
103770791037707919 ~1987
10377313622638798 ~1987
10377683207553678 ~1986
10377707830216578 ~1987
10377821622669278 ~1987
10377833622669998 ~1987
103778331452896639
10378031207560638 ~1986
10378073622684398 ~1987
10378223207564478 ~1986
10378439830275138 ~1987
10378637830290978 ~1987
10378919830313538 ~1987
10379381830350498 ~1987
103795871037958719 ~1987
10379737622784238 ~1987
10379771830381698 ~1987
10380131207602638 ~1986
103801634359668479 ~1989
10380263207605278 ~1986
Exponent Prime Factor Digits Year
10380457622827438 ~1987
10380719207614398 ~1986
10380743207614878 ~1986
10380959207619198 ~1986
10381093622865598 ~1987
10381223207624478 ~1986
10381523207630478 ~1986
10381859207637198 ~1986
103818791038187919 ~1987
10381991207639838 ~1986
10382051207641038 ~1986
10382111207642238 ~1986
103821492491715779 ~1988
103828871038288719 ~1987
10383077622984638 ~1987
10383077830646178
103832116852919279 ~1989
10383337623000238 ~1987
10383467830677378 ~1987
10383563207671278 ~1986
10383599207671998 ~1986
10383761623025678 ~1987
10383953623037198 ~1987
10384571207691438 ~1986
10384691207693838 ~1986
Exponent Prime Factor Digits Year
10384817623089038 ~1987
10385041623102478 ~1987
10385101623106078 ~1987
10385699830855938 ~1987
10385953623157198 ~1987
103860291454044079 ~1988
10386191207723838 ~1986
10386281623176878 ~1987
10386539207730798 ~1986
10386599207731998 ~1986
10386851207737038 ~1986
10387193623231598 ~1987
10387297623237838 ~1987
10387463207749278 ~1986
103875298102272639 ~1990
10387691207753838 ~1986
103877399348965119 ~1990
10387757623265438 ~1987
10387763207755278 ~1986
10387781623266878 ~1987
103881433531968639 ~1989
10388381623302878 ~1987
103889471870010479 ~1988
10388957623337438 ~1987
10389293623357598 ~1987
Exponent Prime Factor Digits Year
10389311207786238 ~1986
103893674986896179 ~1989
10389443207788878 ~1986
10389667143377404710 ~1990
10390139831211138 ~1987
10390379207807598 ~1986
10390631207812638 ~1986
10390693623441598 ~1987
103914191039141919 ~1987
103919114364602639 ~1989
10391999207839998 ~1986
10392071207841438 ~1986
10392359207847198 ~1986
103924274988364979 ~1989
103925111870651999 ~1988
10392983207859678 ~1986
103933039353972719 ~1990
10393403207868078 ~1986
10393717623623038 ~1987
10393739207874798 ~1986
10393763207875278 ~1986
10393811207876238 ~1986
10393811831504898
10394101623646078 ~1987
10394291831543298 ~1987
1046
GIMPS The Prime Pages FactorDb.com
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25-07-08