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
4426485718852971439 ~1999
4426595998853191999 ~1999
4426709518853419039 ~1999
442698439442698439110 ~2000
4426993438853986879 ~1999
442703873265622323910 ~2000
442705181354164144910 ~2000
442706393265623835910 ~2000
442711117265626670310 ~2000
442718027796892448710 ~2001
442720357265632214310 ~2000
442729151354183320910 ~2000
4427305918854611839 ~1999
442731041265638624710 ~2000
442733299442733299110 ~2000
4427342638854685279 ~1999
442748093265648855910 ~2000
442755281265653168710 ~2000
4427624998855249999 ~1999
4428003838856007679 ~1999
4428021838856043679 ~1999
4428046438856092879 ~1999
4428128998856257999 ~1999
442814017708502427310 ~2001
442830239354264191310 ~2000
Exponent Prime Factor Digits Year
4428307491417058396911 ~2001
442840117265704070310 ~2000
4428402838856805679 ~1999
4428482398856964799 ~1999
442869337708590939310 ~2001
4428874798857749599 ~1999
4428898971328669691111 ~2001
442898611797217499910 ~2001
4429035118858070239 ~1999
4429105438858210879 ~1999
442932547442932547110 ~2000
442945147797301264710 ~2001
4429721998859443999 ~1999
4429798198859596399 ~1999
4429845718859691439 ~1999
4429924798859849599 ~1999
442997053265798231910 ~2000
4430061838860123679 ~1999
4430147518860295039 ~1999
4430485798860971599 ~1999
443059739354447791310 ~2000
4430607718861215439 ~1999
4430870038861740079 ~1999
443092973620330162310 ~2001
4431015118862030239 ~1999
Exponent Prime Factor Digits Year
4431072718862145439 ~1999
44313797330399264947912 ~2005
443139617265883770310 ~2000
4431472918862945839 ~1999
4431693238863386479 ~1999
4431694318863388639 ~1999
4431787798863575599 ~1999
443183501265910100710 ~2000
4431888598863777199 ~1999
4431913198863826399 ~1999
4431962638863925279 ~1999
4431963118863926239 ~1999
4431972838863945679 ~1999
4432015798864031599 ~1999
4432035118864070239 ~1999
443215537265929322310 ~2000
4432178398864356799 ~1999
4432198318864396639 ~1999
4432354918864709839 ~1999
4432364998864729999 ~1999
4432578238865156479 ~1999
4432740118865480239 ~1999
4432771198865542399 ~1999
4433105038866210079 ~1999
4433165518866331039 ~1999
Exponent Prime Factor Digits Year
4433201518866403039 ~1999
4433472118866944239 ~1999
4433526718867053439 ~1999
4433620798867241599 ~1999
4433687038867374079 ~1999
4433698918867397839 ~1999
4433764918867529839 ~1999
443386457620741039910 ~2001
4433963518867927039 ~1999
4434120238868240479 ~1999
443424281266054568710 ~2000
443438647709501835310 ~2001
4434543838869087679 ~1999
4434568798869137599 ~1999
4434894718869789439 ~1999
4435240438870480879 ~1999
4435589638871179279 ~1999
4435837198871674399 ~1999
4435977473992379723111 ~2003
4435982038871964079 ~1999
4436249038872498079 ~1999
443634791354907832910 ~2000
4436548198873096399 ~1999
4436600398873200799 ~1999
443696849621175588710 ~2001
3180
GIMPS The Prime Pages FactorDb.com
Home
4.843.404 digits 		e-mail
25-06-08