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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
19068083381361678 ~1988
19068359381367198 ~1988
19068719381374398 ~1988
19068839381376798 ~1988
190688691525509539 ~1989
190689471525515779 ~1989
19069943381398878 ~1988
190701731144210399 ~1989
19070459381409198 ~1988
19071443381428878 ~1988
190715871525726979 ~1989
19071911381438238 ~1988
190719591525756739 ~1989
19072211381444238 ~1988
190726731144360399 ~1989
19072799381455998 ~1988
19072919381458398 ~1988
19073063381461278 ~1988
190731771525854179 ~1989
19073291381465838 ~1988
19073471381469438 ~1988
19073699381473998 ~1988
190740011144440079 ~1989
19074683381493678 ~1988
19074719381494398 ~1988
Exponent Prime Factor Digits Year
190751414196531039 ~1990
19075151381503038 ~1988
19075271381505438 ~1988
19075883381517678 ~1988
19076819381536398 ~1988
19076891381537838 ~1988
19076903381538078 ~1988
19077599381551998 ~1988
19078043381560878 ~1988
19078211381564238 ~1988
19078271381565438 ~1988
190783734578809539 ~1990
190789311526314499 ~1989
190789731144738399 ~1989
19079471381589438 ~1988
190795211144771279 ~1989
19079521133556647110
19079521167899784910
19079783381595678 ~1988
190800771144804639 ~1989
19080359381607198 ~1988
190804032335441327311 ~1995
190808211144849279 ~1989
190808215724246319
19081319381626398 ~1988
Exponent Prime Factor Digits Year
19081571381631438 ~1988
190816611144899679 ~1989
19081943381638878 ~1988
19082291381645838 ~1988
19082543381650878 ~1988
190832279159948979 ~1991
19083563381671278 ~1988
190835993435047839 ~1990
19084223381684478 ~1988
19084343381686878 ~1988
190849511908495119 ~1990
190849931145099599 ~1989
19085123381702478 ~1988
19085711381714238 ~1988
19085779339726866310 ~1993
19085831381716638 ~1988
19085999381719998 ~1988
190861671526893379 ~1989
190863772672092799 ~1990
190866011145196079 ~1989
190867011145202079 ~1989
19086923381738478 ~1988
19087151381743038 ~1988
190883411145300479 ~1989
19088519381770398 ~1988
Exponent Prime Factor Digits Year
190887473435974479 ~1990
19088831381776638 ~1988
19089611381792238 ~1988
190899011145394079 ~1989
19090139381802798 ~1988
19090523381810478 ~1988
19090979381819598 ~1988
19091291381825838 ~1988
190914611145487679 ~1989
190916271527330179 ~1989
190919113054705779 ~1990
19092263381845278 ~1988
190923171145539039 ~1989
190932531145595199 ~1989
19093523381870478 ~1988
19093631381872638 ~1988
19093883381877678 ~1988
19094219381884398 ~1988
19094903381898078 ~1988
19095491381909838 ~1988
190961274964993039 ~1991
19096439381928798 ~1988
190966695729000719 ~1991
19096991381939838 ~1988
19097159381943198 ~1988
1381
GIMPS The Prime Pages FactorDb.com
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25-04-13