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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
475952833285571699910 ~2000
4759673999519347999 ~1999
475995593285597355910 ~2000
476032057285619234310 ~2000
4760489399520978799 ~1999
476053561285632136710 ~2000
476056201285633720710 ~2000
476082017285649210310 ~2000
476096197285657718310 ~2000
4761246839522493679 ~1999
4761382319522764639 ~1999
4761428899427629202311 ~2004
4761471839522943679 ~1999
4761513239523026479 ~1999
47616139328855380415912 ~2005
4761845639523691279 ~1999
4761920639523841279 ~1999
476204359476204359110 ~2000
476228747380982997710 ~2000
4762394519524789039 ~1999
4762402799524805599 ~1999
4762593239525186479 ~1999
4762887239525774479 ~1999
4763102039526204079 ~1999
476313533285788119910 ~2000
Exponent Prime Factor Digits Year
476316733285790039910 ~2000
4763340119526680239 ~1999
47633836310288908640912 ~2004
4763549999527099999 ~1999
476356781285814068710 ~2000
476357207381085765710 ~2000
4763592599527185199 ~1999
4763887919527775839 ~1999
4763917932191402247911 ~2002
4763935319527870639 ~1999
4763996999527993999 ~1999
476413373285848023910 ~2000
4764149471143395872911 ~2001
4764163319528326639 ~1999
4764214799528429599 ~1999
4764281633525568406311 ~2003
4764391799528783599 ~1999
4764395399528790799 ~1999
476497127381197701710 ~2000
4765268999530537999 ~1999
4765370039530740079 ~1999
476564159381251327310 ~2000
476570279381256223310 ~2000
4765788599531577199 ~1999
476587801285952680710 ~2000
Exponent Prime Factor Digits Year
4765910519531821039 ~1999
476592601285955560710 ~2000
4766065799532131599 ~1999
4766104691429831407111 ~2002
4766153399532306799 ~1999
4766162519532325039 ~1999
4766265119532530239 ~1999
4766321999532643999 ~1999
476649997285989998310 ~2000
4766560731429968219111 ~2002
4766592239533184479 ~1999
4766617439533234879 ~1999
476664679476664679110 ~2000
4766667839533335679 ~1999
4766702519533405039 ~1999
4766953199533906399 ~1999
4767399119534798239 ~1999
4767534719535069439 ~1999
476773057286063834310 ~2000
4767840839535681679 ~1999
476791717286075030310 ~2000
4768050719536101439 ~1999
4768307519536615039 ~1999
4768387799536775599 ~1999
4768448871239796706311 ~2001
Exponent Prime Factor Digits Year
4768580519537161039 ~1999
4768801199537602399 ~1999
4768818599537637199 ~1999
4768865639537731279 ~1999
4768886039537772079 ~1999
4768956239537912479 ~1999
4768979511239934672711 ~2001
4769006399538012799 ~1999
4769319719538639439 ~1999
4769372039538744079 ~1999
476960137286176082310 ~2000
476964833286178899910 ~2000
4769852639539705279 ~1999
4769921519539843039 ~1999
4770292439540584879 ~1999
4770307919540615839 ~1999
4770421199540842399 ~1999
4770555719541111439 ~1999
4770569399541138799 ~1999
4770628799541257599 ~1999
477079781381663824910 ~2000
477082999858749398310 ~2001
477083507381666805710 ~2000
477084977286250986310 ~2000
4771058999542117999 ~1999
3172
GIMPS The Prime Pages FactorDb.com
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25-05-04