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
2127908634255817279 ~1996
2127944514255889039 ~1996
2127945834255891679 ~1996
212799737170239789710 ~1998
2128035114256070239 ~1996
212804561127682736710 ~1997
212814541127688724710 ~1997
2128173234256346479 ~1996
212819027170255221710 ~1998
212830279212830279110 ~1998
2128312434256624879 ~1996
2128386311745276774311 ~2000
2128420794256841599 ~1996
212842933127705759910 ~1997
212847571212847571110 ~1998
2128515114257030239 ~1996
2128580994257161999 ~1996
2128607514257215039 ~1996
212863867212863867110 ~1998
212863901127718340710 ~1997
2128728714257457439 ~1996
212873797851495188110 ~1999
2128797834257595679 ~1996
2128823034257646079 ~1996
2128832218983671926311 ~2002
Exponent Prime Factor Digits Year
2128869834257739679 ~1996
212887253127732351910 ~1997
2128874394257748799 ~1996
212889407170311525710 ~1998
212891321127734792710 ~1997
2128931994257863999 ~1996
2128992234257984479 ~1996
2129017914258035839 ~1996
212907089170325671310 ~1998
2129081034258162079 ~1996
212911537127746922310 ~1997
2129139234258278479 ~1996
2129177514258355039 ~1996
212928059170342447310 ~1998
2129360514258721039 ~1996
2129370714258741439 ~1996
212945093511068223310 ~1999
2129454234258908479 ~1996
2129455914258911839 ~1996
2129518914259037839 ~1996
2129540514259081039 ~1996
2129563434259126879 ~1996
2129609994259219999 ~1996
2129621994259243999 ~1996
2129627514259255039 ~1996
Exponent Prime Factor Digits Year
212964581170371664910 ~1998
212964671170371736910 ~1998
212965793127779475910 ~1997
212968541170374832910 ~1998
2129742594259485199 ~1996
2129774233961380067911 ~2001
2129780634259561279 ~1996
2129817114259634239 ~1996
212992343511181623310 ~1999
213006757340810811310 ~1998
2130067794260135599 ~1996
2130116634260233279 ~1996
2130155034260310079 ~1996
2130160914260321839 ~1996
213028289170422631310 ~1998
21302909311375753566312 ~2002
2130326634260653279 ~1996
2130413034260826079 ~1996
213041401127824840710 ~1997
2130504714261009439 ~1996
2130508914261017839 ~1996
2130515514261031039 ~1996
2130570231193119328911 ~2000
2130632394261264799 ~1996
213065761127839456710 ~1997
Exponent Prime Factor Digits Year
213072281127843368710 ~1997
2130723114261446239 ~1996
213076693127846015910 ~1997
213079313127847587910 ~1997
2130800514261601039 ~1996
2130842171022804241711 ~1999
2130861834261723679 ~1996
213087221127852332710 ~1997
213099121127859472710 ~1997
2131018794262037599 ~1996
2131044714262089439 ~1996
2131049994262099999 ~1996
213106423852425692110 ~1999
213110837127866502310 ~1997
213112091170489672910 ~1998
2131255434262510879 ~1996
2131257714262515439 ~1996
213128341341005345710 ~1998
2131304514262609039 ~1996
2131312914262625839 ~1996
2131361034262722079 ~1996
2131375314262750639 ~1996
2131442034262884079 ~1996
213144917127886950310 ~1997
213145349298403488710 ~1998
3087
GIMPS The Prime Pages FactorDb.com
Home
5.426.516 digits 		e-mail
26-03-08