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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
13851599277031998 ~1987
138518533047407679 ~1989
138526094155782719 ~1990
13852757831165438 ~1988
13852859277057198 ~1987
13852901831174078 ~1988
13853243277064878 ~1987
138536811108294499 ~1988
13853711277074238 ~1987
138540111108320899 ~1988
13854563277091278 ~1987
13854623277092478 ~1987
13854733831283998 ~1988
138548293048062399 ~1989
13854959277099198 ~1987
13855139277102798 ~1987
138552114433667539 ~1990
138557591385575919 ~1988
138558191385581919 ~1988
13855931277118638 ~1987
13856231277124638 ~1987
138563691108509539 ~1988
138568312494229599 ~1989
13857089110856712110 ~1991
13857719277154398 ~1987
Exponent Prime Factor Digits Year
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
13861703277234078 ~1987
13861943277238878 ~1987
13862279277245598 ~1987
13862281831736878 ~1988
13862417831745038 ~1988
13862483277249678 ~1987
13862819277256398 ~1987
138629772218076339 ~1989
138632511109060099 ~1988
13863611277272238 ~1987
13863623277272478 ~1987
Exponent Prime Factor Digits Year
13864583277291678 ~1987
13865051277301038 ~1987
13865063277301278 ~1987
13865363277307278 ~1987
138655812218492979 ~1989
13865783277315678 ~1987
13866137831968238 ~1988
138664391386643919 ~1988
13866623277332478 ~1987
13866659277333198 ~1987
13866913832014798 ~1988
13867097832025838 ~1988
13867439277348798 ~1987
13867523277350478 ~1987
13868171277363438 ~1987
13868279277365598 ~1987
13868339277366798 ~1987
13868497832109838 ~1988
13868903277378078 ~1987
13869239277384798 ~1987
13869419277388398 ~1987
13869503277390078 ~1987
138695033328680739
13869731277394638 ~1987
13870151277403038 ~1987
Exponent Prime Factor Digits Year
13871183277423678 ~1987
13871471277429438 ~1987
13871699277433998 ~1987
13872217832333038 ~1988
13872851277457038 ~1987
13872893832373598 ~1988
138729591109836739 ~1988
13872997832379838 ~1988
13873019277460398 ~1987
13873633832417998 ~1988
13873763277475278 ~1987
13874411277488238 ~1987
13874621832477278 ~1988
138746471387464719 ~1988
13874857832491438 ~1988
13875217832513038 ~1988
13875493832529598 ~1988
13875539277510798 ~1987
13875611277512238 ~1987
13875881832552878 ~1988
13876223277524478 ~1987
13876451277529038 ~1987
13876799277535998 ~1987
13876823277536478 ~1987
138769391387693919 ~1988
1146
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24-10-27