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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
2887475663577495132710 ~2005
2887574603577514920710 ~2005
2887715651577543130310 ~2005
2887755119577551023910 ~2005
2887772339577554467910 ~2005
2887888271577577654310 ~2005
288790420716172263559312 ~2008
2887968179577593635910 ~2005
2888033783577606756710 ~2005
2888171543577634308710 ~2005
2888236979577647395910 ~2005
2888250779577650155910 ~2005
2888370323577674064710 ~2005
2888401391577680278310 ~2005
28884153531733049211911 ~2006
2888424323577684864710 ~2005
2888453363577690672710 ~2005
2888506403577701280710 ~2005
28885269136932464591311 ~2008
2888553611577710722310 ~2005
28885574212310845936911 ~2006
2888620391577724078310 ~2005
2888699771577739954310 ~2005
2888810363577762072710 ~2005
2888911631577782326310 ~2005
Exponent Prime Factor Digits Year
2888982923577796584710 ~2005
288904705939868849414312 ~2009
2889074423577814884710 ~2005
2889165371577833074310 ~2005
28891681792311334543311 ~2006
2889236579577847315910 ~2005
28892439776934185544911 ~2008
2889319943577863988710 ~2005
28893731896934495653711 ~2008
28894006931733640415911 ~2006
28894155614623064897711 ~2007
28894993634623198980911 ~2007
2889623063577924612710 ~2005
2889773171577954634310 ~2005
28897926371733875582311 ~2006
28898057531733883451911 ~2006
2889960371577992074310 ~2005
28899862274623977963311 ~2007
28899975436935994103311 ~2008
2890037603578007520710 ~2005
2890042511578008502310 ~2005
2890119983578023996710 ~2005
2890142903578028580710 ~2005
2890216379578043275910 ~2005
2890302539578060507910 ~2005
Exponent Prime Factor Digits Year
28904563571734273814311 ~2006
28905268971734316138311 ~2006
28905510072890551007111 ~2007
28905545595202998206311 ~2007
2890579403578115880710 ~2005
2890669499578133899910 ~2005
2890800371578160074310 ~2005
2890827743578165548710 ~2005
2890894211578178842310 ~2005
28909102011734546120711 ~2006
28909206496938209557711 ~2008
2891159171578231834310 ~2005
28912035412312962832911 ~2006
2891221031578244206310 ~2005
2891245211578249042310 ~2005
28913015995204342878311 ~2007
28913055174047827723911 ~2007
2891445503578289100710 ~2005
2891524403578304880710 ~2005
28915845292313267623311 ~2006
28917223077518477998311 ~2008
2891733959578346791910 ~2005
2891814119578362823910 ~2005
2891922443578384488710 ~2005
2892040043578408008710 ~2005
Exponent Prime Factor Digits Year
2892172919578434583910 ~2005
2892376979578475395910 ~2005
2892442103578488420710 ~2005
2892474083578494816710 ~2005
2892523499578504699910 ~2005
28926440472892644047111 ~2007
28927111392892711139111 ~2007
2892994271578598854310 ~2005
2892999491578599898310 ~2005
2893005623578601124710 ~2005
2893155851578631170310 ~2005
2893245119578649023910 ~2005
2893351931578670386310 ~2005
2893421243578684248710 ~2005
28934600712893460071111 ~2007
28934815734050874202311 ~2007
2893501151578700230310 ~2005
28937677971736260678311 ~2006
2893908779578781755910 ~2005
2893937219578787443910 ~2005
28940882512315270600911 ~2006
2894378939578875787910 ~2005
2894452439578890487910 ~2005
28946072811736764368711 ~2006
2894650403578930080710 ~2005
4364
GIMPS The Prime Pages FactorDb.com
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26-04-05