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.
Exp. Prime Factor Digits Year
8045153482709198 ~1986
8045183160903678 ~1985
80453813057244799 ~1988
80455091930922179 ~1988
8045657482739438 ~1986
80457011287312179 ~1987
80458571287337139 ~1987
8045951643676098 ~1986
8046013482760798 ~1986
8046023889890143910 ~1992
8046161643692898 ~1986
8046299160925998 ~1985
8046497482789838 ~1986
8047261482835678 ~1986
8047331643786498 ~1986
80473995150335379 ~1989
8048363160967278 ~1985
8048657643892578 ~1986
8048849643907938 ~1986
8048969643917538 ~1986
80491134507503299 ~1988
8049221482953278 ~1986
8049383160987678 ~1985
8049803160996078 ~1985
80501034508057699 ~1988
Exp. Prime Factor Digits Year
8050291805029118 ~1987
8050439161008798 ~1985
8050711805071118 ~1987
8050961483057678 ~1986
8051171161023438 ~1985
8051651161033038 ~1985
8051677483100638 ~1986
8051713483102798 ~1986
80517132415513919
8051959805195918 ~1987
8052431161048638 ~1985
8052433483145998 ~1986
8052683161053678 ~1985
8052817483169038 ~1986
8053007644240578 ~1986
8053043161060878 ~1985
8053091161061838 ~1985
80533373060268079 ~1988
8053349644267938 ~1986
80533511288536179 ~1987
8053757483225438 ~1986
8053757644300578
8053763161075278 ~1985
8053807805380718 ~1987
8054471161089438 ~1985
Exp. Prime Factor Digits Year
8054471644357698
8054609644368738 ~1986
8054741483284478 ~1986
8054881483292878 ~1986
80548811288780979
8054939161098798 ~1985
8055143161102878 ~1985
8055193483311598 ~1986
80554734511064899 ~1988
8055647644451778 ~1986
8055959161119198 ~1985
8056033483361998 ~1986
8056211161124238 ~1985
8056219805621918 ~1987
8056259161125198 ~1985
8056261483375678 ~1986
8056271161125438 ~1985
8056679161133598 ~1985
8056681483400878 ~1986
8056799161135998 ~1985
8056859161137198 ~1985
8057017483421038 ~1986
8057561644604898 ~1986
8057639161152798 ~1985
80576691128073679 ~1987
Exp. Prime Factor Digits Year
8057893483473598 ~1986
80581332417439919 ~1988
8058733483523998 ~1986
8058899644711938 ~1986
80589291128250079 ~1987
8059151161183038 ~1985
8059193483551598 ~1986
8059741483584478 ~1986
8060609644848738 ~1986
8060681483640878 ~1986
8060861483651678 ~1986
8060891161217838 ~1985
8060939161218798 ~1985
80609571128533999 ~1987
8061007806100718 ~1987
80612893224515619 ~1988
8061773483706398 ~1986
8061839644947138 ~1986
8062079161241598 ~1985
8062451161249038 ~1985
8062793483767598 ~1986
8062823161256478 ~1985
8062979645038338 ~1986
8063371806337118 ~1987
8063401483804078 ~1986
922
GIMPS The Prime Pages FactorDb.com
Home
5.157.210 digits 		e-mail
25-11-02