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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
13850051277001038 ~1987
13850351277007038 ~1987
13850423277008478 ~1987
138505191108041539 ~1988
13850723277014478 ~1987
13851119277022398 ~1987
13851161831069678 ~1988
138512876648617779 ~1990
13851553831093198 ~1988
13851599277031998 ~1987
138518533047407679 ~1989
138526094155782719 ~1990
13852757831165438 ~1988
13852859277057198 ~1987
13852901831174078 ~1988
13853243277064878 ~1987
138536811108294499 ~1988
13853711277074238 ~1987
138540111108320899 ~1988
13854563277091278 ~1987
13854601831276078 ~1988
13854623277092478 ~1987
13854733831283998 ~1988
138548293048062399 ~1989
13854959277099198 ~1987
Exponent Prime Factor Digits Year
13855139277102798 ~1987
138552114433667539 ~1990
138557591385575919 ~1988
138558191385581919 ~1988
13855931277118638 ~1987
13856231277124638 ~1987
138563691108509539 ~1988
138565391385653919 ~1988
138568312494229599 ~1989
13857089110856712110 ~1991
13857719277154398 ~1987
13858499277169998 ~1987
13858583277171678 ~1987
13858919277178398 ~1987
13859171277183438 ~1987
138591711108733699
13859243277184878 ~1987
138595072494711279 ~1989
13859591277191838 ~1987
13859771277195438 ~1987
13860299277205998 ~1987
13860923277218478 ~1987
13861181831670878 ~1988
13861499277229998 ~1987
13861693831701598 ~1988
Exponent Prime Factor Digits Year
13861703277234078 ~1987
13861943277238878 ~1987
13862063169117168710 ~1991
13862279277245598 ~1987
13862281831736878 ~1988
13862417831745038 ~1988
13862483277249678 ~1987
13862819277256398 ~1987
13862861831771678 ~1988
138629772218076339 ~1989
138632511109060099 ~1988
13863611277272238 ~1987
13863623277272478 ~1987
13864583277291678 ~1987
13865051277301038 ~1987
13865063277301278 ~1987
13865363277307278 ~1987
138655812218492979 ~1989
13865783277315678 ~1987
13866137831968238 ~1988
138664391386643919 ~1988
13866623277332478 ~1987
13866659277333198 ~1987
13866913832014798 ~1988
138669678042840879 ~1990
Exponent Prime Factor Digits Year
13867097832025838 ~1988
13867439277348798 ~1987
13867523277350478 ~1987
13867697832061838 ~1988
13868171277363438 ~1987
13868279277365598 ~1987
13868339277366798 ~1987
13868497832109838 ~1988
13868903277378078 ~1987
13869239277384798 ~1987
13869419277388398 ~1987
13869503277390078 ~1987
138695033328680739
13869731277394638 ~1987
13870151277403038 ~1987
13871183277423678 ~1987
13871471277429438 ~1987
13871699277433998 ~1987
13871857832311438 ~1988
13872217832333038 ~1988
13872851277457038 ~1987
13872893832373598 ~1988
138729591109836739 ~1988
13872997832379838 ~1988
13873019277460398 ~1987
1221
GIMPS The Prime Pages FactorDb.com
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25-09-07