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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
3976911443795382288710 ~2006
3976928003795385600710 ~2006
3977139191795427838310 ~2006
3977577503795515500710 ~2006
3977622023795524404710 ~2006
39776269493182101559311 ~2007
3977879891795575978310 ~2006
3978239231795647846310 ~2006
3978255383795651076710 ~2006
39783286332386997179911 ~2007
3978623459795724691910 ~2006
397866292122280512357712 ~2010
3978796103795759220710 ~2006
3978865619795773123910 ~2006
3978888863795777772710 ~2006
3979120811795824162310 ~2006
39792971213183437696911 ~2007
39793988873183519109711 ~2007
39796171973183693757711 ~2007
3979698263795939652710 ~2006
3979762019795952403910 ~2006
3979952423795990484710 ~2006
3980003519796000703910 ~2006
3980066423796013284710 ~2006
398008808316716369948712 ~2009
Exponent Prime Factor Digits Year
3980232479796046495910 ~2006
3980253611796050722310 ~2006
39803590816368574529711 ~2008
3980415311796083062310 ~2006
3980519243796103848710 ~2006
3980806019796161203910 ~2006
3981062279796212455910 ~2006
3981178139796235627910 ~2006
3981195059796239011910 ~2006
39813466732388808003911 ~2007
39813826332388829579911 ~2007
3981481859796296371910 ~2006
398188417110352898844712 ~2009
39820222212389213332711 ~2007
3982501199796500239910 ~2006
3982584563796516912710 ~2006
3982647863796529572710 ~2006
3982656731796531346310 ~2006
3982701119796540223910 ~2006
3983157611796631522310 ~2006
3983206823796641364710 ~2006
3983581643796716328710 ~2006
3983712959796742591910 ~2006
3984058751796811750310 ~2006
39842685732390561143911 ~2007
Exponent Prime Factor Digits Year
3984335783796867156710 ~2006
3984492731796898546310 ~2006
398461561913547693104712 ~2009
39846609132390796547911 ~2007
3984835331796967066310 ~2006
39848832773187906621711 ~2007
3984929171796985834310 ~2006
3984997799796999559910 ~2006
3985183199797036639910 ~2006
3985246619797049323910 ~2006
3985322279797064455910 ~2006
3985327583797065516710 ~2006
3985405223797081044710 ~2006
3985417811797083562310 ~2006
3985444679797088935910 ~2006
3985729703797145940710 ~2006
3986038631797207726310 ~2006
39862265536377962484911 ~2008
3986334419797266883910 ~2006
39863535732391812143911 ~2007
3986698139797339627910 ~2006
39869548972392172938311 ~2007
3987056999797411399910 ~2006
3987147023797429404710 ~2006
39871777372392306642311 ~2007
Exponent Prime Factor Digits Year
3987236063797447212710 ~2006
3987788963797557792710 ~2006
3988041251797608250310 ~2006
3988160219797632043910 ~2006
39881838412392910304711 ~2007
398822100111964663003112 ~2009
3988349723797669944710 ~2006
398840047311965201419112 ~2009
39884391713190751336911 ~2007
3988502879797700575910 ~2006
39885761695584006636711 ~2008
39888539935584395590311 ~2008
3988900871797780174310 ~2006
3989013683797802736710 ~2006
3989137931797827586310 ~2006
39893880413191510432911 ~2007
3989560103797912020710 ~2006
39900101335586014186311 ~2008
3990041351798008270310 ~2006
3990080603798016120710 ~2006
39902329732394139783911 ~2007
39906296532394377791911 ~2007
3990671651798134330310 ~2006
3990699623798139924710 ~2006
3990706679798141335910 ~2006
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25-07-20