Home e-mail
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
19281851385637038 ~1988
192818511542548099
19281959385639198 ~1988
19282019385640398 ~1988
19283171385663438 ~1988
19283279385665598 ~1988
192834171157005039 ~1989
192834971157009839 ~1989
19283723385674478 ~1988
19283843385676878 ~1988
19283963385679278 ~1988
192844071542752579 ~1989
192845331157071999 ~1989
192846913471244399 ~1990
19284731385694638 ~1988
19285583385711678 ~1988
192864373085829939 ~1990
19286459154291672110 ~1992
19286471385729438 ~1988
19286699385733998 ~1988
192872692700217679 ~1990
192874671542997379 ~1989
19288151385763038 ~1988
19288739385774798 ~1988
19288883385777678 ~1988
Exponent Prime Factor Digits Year
19288991385779838 ~1988
19289051385781038 ~1988
192891133086258099 ~1990
19289353138883341710 ~1992
19289423385788478 ~1988
192895511928955119 ~1990
19290059385801198 ~1988
19290083385801678 ~1988
19290311385806238 ~1988
192903171157419039 ~1989
192903291543226339 ~1989
192907511929075119 ~1990
19290779385815598 ~1988
19291271385825438 ~1988
192912971157477839 ~1989
19291691385833838 ~1988
19291823385836478 ~1988
19292051385841038 ~1988
192923271543386179 ~1989
19292459385849198 ~1988
19292519385850398 ~1988
19292579385851598 ~1988
19293503385870078 ~1988
192935511543484099 ~1989
192938171157629039 ~1989
Exponent Prime Factor Digits Year
192940811157644879 ~1989
19294211385884238 ~1988
19294283385885678 ~1988
192947331157683999 ~1989
19294811385896238 ~1988
19295099385901998 ~1988
19295291385905838 ~1988
19295723142788350310 ~1992
19295819385916398 ~1988
19296083385921678 ~1988
19297259385945198 ~1988
192978073087649139 ~1990
192985011157910079 ~1989
192992711929927119 ~1990
19299443385988878 ~1988
19299503385990078 ~1988
19299719385994398 ~1988
192998811157992879 ~1989
193000794632018979 ~1991
19300331386006638 ~1988
193004711930047119 ~1990
19300511386010238 ~1988
193007934632190339 ~1991
193008594632206179 ~1991
193008671930086719 ~1990
Exponent Prime Factor Digits Year
19301291386025838 ~1988
19301363386027278 ~1988
19301459386029198 ~1988
19301543386030878 ~1988
19301591386031838 ~1988
19301651386033038 ~1988
19302323386046478 ~1988
193025273474454879 ~1990
19302551386051038 ~1988
19302851386057038 ~1988
193030511930305119 ~1990
19303079386061598 ~1988
19303283386065678 ~1988
19303523386070478 ~1988
193037231930372319 ~1990
19303811386076238 ~1988
19303871386077438 ~1988
19304303386086078 ~1988
193047431930474319 ~1990
19304819386096398 ~1988
19304951386099038 ~1988
19305059386101198 ~1988
19305131386102638 ~1988
19305431386108638 ~1988
19305563386111278 ~1988
1394
GIMPS The Prime Pages FactorDb.com
Home
4.768.925 digits 		e-mail
25-05-04