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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
20178006072017800607111 ~2005
2017810559403562111910 ~2004
2017921883403584376710 ~2004
2018090279403618055910 ~2004
20181069011210864140711 ~2005
2018106971403621394310 ~2004
20181111111614488888911 ~2005
2018200391403640078310 ~2004
2018274371403654874310 ~2004
2018292863403658572710 ~2004
20183649891614691991311 ~2005
20184196931211051815911 ~2005
2018633819403726763910 ~2004
2018689583403737916710 ~2004
2018737691403747538310 ~2004
2018808899403761779910 ~2004
20190114716460836707311 ~2007
20191022271615281781711 ~2005
2019133643403826728710 ~2004
2019188519403837703910 ~2004
2019213719403842743910 ~2004
2019264419403852883910 ~2004
2019275579403855115910 ~2004
20193000771615440061711 ~2005
2019372431403874486310 ~2004
Exponent Prime Factor Digits Year
2019391463403878292710 ~2004
2019411743403882348710 ~2004
20195650611211739036711 ~2005
2019790319403958063910 ~2004
2019799679403959935910 ~2004
20198284032019828403111 ~2005
2019932723403986544710 ~2004
2019934379403986875910 ~2004
2019954551403990910310 ~2004
2020029059404005811910 ~2004
2020135319404027063910 ~2004
2020232303404046460710 ~2004
20202517911616201432911 ~2005
20202793611212167616711 ~2005
202029502924243540348112 ~2008
2020297871404059574310 ~2004
202030558912929955769712 ~2007
2020325579404065115910 ~2004
2020328879404065775910 ~2004
20203301811616264144911 ~2005
2020397891404079578310 ~2004
2020405559404081111910 ~2004
2020509131404101826310 ~2004
2020512899404102579910 ~2004
20205177971212310678311 ~2005
Exponent Prime Factor Digits Year
20205850272020585027111 ~2005
2020694999404138999910 ~2004
2020698479404139695910 ~2004
2020813559404162711910 ~2004
202097021311317433192912 ~2007
20209802336467136745711 ~2007
20209841871616787349711 ~2005
2021079479404215895910 ~2004
2021156831404231366310 ~2004
2021329559404265911910 ~2004
2021398943404279788710 ~2004
20215123211212907392711 ~2005
2021538131404307626310 ~2004
20215743411212944604711 ~2005
2021606651404321330310 ~2004
20216248611617299888911 ~2005
20217622731213057363911 ~2005
20217780611213066836711 ~2005
2021779751404355950310 ~2004
20218129371617450349711 ~2005
20220800771213248046311 ~2005
2022105119404421023910 ~2004
2022199451404439890310 ~2004
2022252863404450572710 ~2004
2022393959404478791910 ~2004
Exponent Prime Factor Digits Year
2022469919404493983910 ~2004
20225004371213500262311 ~2005
20225108232022510823111 ~2005
2022516491404503298310 ~2004
2022833303404566660710 ~2004
2022936563404587312710 ~2004
20230005371213800322311 ~2005
2023006031404601206310 ~2004
2023006631404601326310 ~2004
20230262811618421024911 ~2005
2023074323404614864710 ~2004
2023165139404633027910 ~2004
20231793913641722903911 ~2006
2023190159404638031910 ~2004
20232302332832522326311 ~2006
2023267931404653586310 ~2004
2023288103404657620710 ~2004
2023295159404659031910 ~2004
20233079594855939101711 ~2006
20236157871618892629711 ~2005
2023710239404742047910 ~2004
2023725479404745095910 ~2004
2023733819404746763910 ~2004
20237362918499692422311 ~2007
20237548333238007732911 ~2006
3729
GIMPS The Prime Pages FactorDb.com
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25-04-13