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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
2418445791160853979311
241852021145111212710 ~1998
2418610434837220879 ~1997
2418682818271895210311 ~2002
2418760914837521839 ~1997
2418766194837532399 ~1997
241876979193501583310 ~1998
241878319435380974310 ~1999
241878761145127256710 ~1998
2418818034837636079 ~1997
2418837834837675679 ~1997
2418842394837684799 ~1997
241885151193508120910 ~1998
2418913434837826879 ~1997
2418922794837845599 ~1997
2419036194838072399 ~1997
2419144434838288879 ~1997
241923007241923007110 ~1998
2419299234838598479 ~1997
241945709338723992710 ~1999
241946473580671535310 ~1999
2419468794838937599 ~1997
241947793145168675910 ~1998
241952531193562024910 ~1998
2419570434839140879 ~1997
Exponent Prime Factor Digits Year
2419588314839176639 ~1997
241972127193577701710 ~1998
2419760994839521999 ~1997
2419856994839713999 ~1997
2419869114839738239 ~1997
242002333145201399910 ~1998
2420087034840174079 ~1997
2420110194840220399 ~1997
2420137314840274639 ~1997
242015537193612429710 ~1998
2420184594840369199 ~1997
2420219994840439999 ~1997
2420281794840563599 ~1997
2420287914840575839 ~1997
2420292234840584479 ~1997
2420317914840635839 ~1997
242032937145219762310 ~1998
2420339994840679999 ~1997
242035649338849908710 ~1999
2420391114840782239 ~1997
242039969193631975310 ~1998
2420441994840883999 ~1997
2420509434841018879 ~1997
2420530434841060879 ~1997
242054803387287684910 ~1999
Exponent Prime Factor Digits Year
2420617314841234639 ~1997
2420637191984922495911 ~2000
242073133968292532110 ~2000
242074741145244844710 ~1998
2420802594841605199 ~1997
2420824434841648879 ~1997
242090993145254595910 ~1998
242093429193674743310 ~1998
242094833581027599310 ~1999
2421005034842010079 ~1997
242103557193682845710 ~1998
2421098394842196799 ~1997
2421101634842203279 ~1997
2421139194842278399 ~1997
242114251387382801710 ~1999
2421174114842348239 ~1997
2421210834842421679 ~1997
2421213114842426239 ~1997
2421249834842499679 ~1997
242129737145277842310 ~1998
2421306071404357520711 ~2000
2421350514842701039 ~1997
2421357594842715199 ~1997
2421371634842743279 ~1997
242146097193716877710 ~1998
Exponent Prime Factor Digits Year
2421484434842968879 ~1997
242150291193720232910 ~1998
2421510234843020479 ~1997
2421514914843029839 ~1997
2421522594843045199 ~1997
242152259435874066310
2421540234843080479 ~1997
2421581514843163039 ~1997
2421639594843279199 ~1997
242168119581203485710 ~1999
242180641145308384710 ~1998
242182273145309363910 ~1998
2421854034843708079 ~1997
242186341145311804710 ~1998
242186717339061403910 ~1999
2421923994843847999 ~1997
2421975834843951679 ~1997
242206697193765357710 ~1998
2422113111598594652711 ~2000
2422202394844404799 ~1997
2422202994844405999 ~1997
2422319994844639999 ~1997
2422320714844641439 ~1997
242232257193785805710 ~1998
2422396434844792879 ~1997
3211
GIMPS The Prime Pages FactorDb.com
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26-05-03