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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
16748411334968238 ~1987
16748749197635238310 ~1992
16749179334983598 ~1987
16749251334985038 ~1987
167492515359760339
16749311334986238 ~1987
167493896364767839 ~1991
16750439335008798 ~1987
16750619335012398 ~1987
167507171005043039 ~1989
16750859335017198 ~1987
167512971005077839 ~1989
167516334020391939 ~1990
16751771335035438 ~1987
167518571005111439 ~1989
16752899335057998 ~1987
167533911340271299 ~1989
16753679335073598 ~1987
167547911675479119 ~1989
167548313015869599 ~1990
16754999335099998 ~1987
16755071335101438 ~1987
167551611005309679 ~1989
16755383335107678 ~1987
16755743335114878 ~1987
Exponent Prime Factor Digits Year
167560632680970099 ~1990
167562111340496899 ~1989
16756511335130238 ~1987
16756583335131678 ~1987
167566371005398239 ~1989
16756703335134078 ~1987
16756739335134798 ~1987
16756979335139598 ~1987
16757483335149678 ~1987
16757579335151598 ~1987
16757759335155198 ~1987
16758083335161678 ~1987
167589834357335599 ~1990
16759163335183278 ~1987
16759511335190238 ~1987
167601711340813699 ~1989
16760423335208478 ~1987
16760459335209198 ~1987
16760483335209678 ~1987
16761071335221438 ~1987
16761119335222398 ~1987
167613411005680479 ~1989
167619611005717679 ~1989
167620371005722239 ~1989
167624771005748639 ~1989
Exponent Prime Factor Digits Year
167626397040308399 ~1991
167629438381471519 ~1991
16763039335260798 ~1987
167631011005786079 ~1989
16763303335266078 ~1987
167633811005802879 ~1989
16763531335270638 ~1987
167635331005811999 ~1989
167637671676376719 ~1989
16763891335277838 ~1987
16764239335284798 ~1987
167642393017563039
167648231676482319 ~1989
16765139335302798 ~1987
16765583335311678 ~1987
16765739335314798 ~1987
167660811005964879 ~1989
16766831335336638 ~1987
167669278383463519 ~1991
167671696706867619 ~1991
16767251335345038 ~1987
16767923335358478 ~1987
167679415365741139 ~1990
16768379335367598 ~1987
16768439335368798 ~1987
Exponent Prime Factor Digits Year
16768657107319404910 ~1991
167688474024523299 ~1990
167689011006134079 ~1989
167691611006149679 ~1989
16769339335386798 ~1987
16769411335388238 ~1987
16770119335402398 ~1987
16770311335406238 ~1987
16770503335410078 ~1987
167706471341651779 ~1989
16771283335425678 ~1987
167716971341735779 ~1989
167721235367079379 ~1990
16772243335444878 ~1987
167723411006340479 ~1989
167724916708996419 ~1991
16772663335453278 ~1987
16772711335454238 ~1987
167727111341816899
16773299335465998 ~1987
167738571341908579 ~1989
16773863335477278 ~1987
16774679335493598 ~1987
16774799335495998 ~1987
167749217716463679 ~1991
1350
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25-11-02