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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
810015896480127139 ~1994
810029031620058079 ~1993
810094311620188639 ~1993
810105416480843299 ~1994
810113031620226079 ~1993
810113511620227039 ~1993
810114614860687679 ~1994
810119391620238799 ~1993
810148911620297839 ~1993
810178311620356639 ~1993
810185991620371999 ~1993
810195831620391679 ~1993
810207774861246639 ~1994
810211311620422639 ~1993
810220574861323439 ~1994
810254031620508079 ~1993
810255591620511199 ~1993
810263031620526079 ~1993
810267974861607839 ~1994
810271278102712719 ~1994
810294614861767679 ~1994
810318831620637679 ~1993
810322616482580899 ~1994
810347031620694079 ~1993
810359598103595919 ~1994
Exponent Prime Factor Digits Year
810382076483056579 ~1994
810427431620854879 ~1993
810430431620860879 ~1993
810441231620882479 ~1993
810445014862670079 ~1994
810450111620900239 ~1993
810469614862817679 ~1994
810482631620965279 ~1993
810496911620993839 ~1993
810497574862985439 ~1994
810505911621011839 ~1993
810533414863200479 ~1994
810545934863275599 ~1994
810548996484391939 ~1994
810558534863351199 ~1994
810589311621178639 ~1993
810615231621230479 ~1993
81065269243195807110 ~1996
810673214864039279 ~1994
810673911621347839 ~1993
810674031621348079 ~1993
810675831621351679 ~1993
81071323129714116910 ~1995
810726711621453439 ~1993
810730431621460879 ~1993
Exponent Prime Factor Digits Year
810736911621473839 ~1993
810739574864437439 ~1994
810755511621511039 ~1993
810765734864594399 ~1994
810812574864875439 ~1994
810856431621712879 ~1993
810893991621787999 ~1993
810895791621791599 ~1993
810917391621834799 ~1993
810935631621871279 ~1993
810941031621882079 ~1993
81094513324378052110 ~1996
810969231621938479 ~1993
810973191621946399 ~1993
810980631621961279 ~1993
810987416487899299 ~1994
811000311622000639 ~1993
811048791622097599 ~1993
811064511622129039 ~1993
811067991622135999 ~1993
81107023194656855310 ~1995
811072911622145839 ~1993
811088991622177999 ~1993
81109333129774932910 ~1995
811123791622247599 ~1993
Exponent Prime Factor Digits Year
811133391622266799 ~1993
811149831622299679 ~1993
81116107146008992710 ~1995
811164711622329439 ~1993
81117019146010634310 ~1995
811173831622347679 ~1993
811179231622358479 ~1993
811205031622410079 ~1993
81123769389394091310 ~1996
811238511622477039 ~1993
811242591622485199 ~1993
811248111622496239 ~1993
811253334867519999 ~1994
811257534867545199 ~1994
811258791622517599 ~1993
811270191622540399 ~1993
811316511622633039 ~1993
811316631622633279 ~1993
81131933259622185710 ~1996
811322031622644079 ~1993
811325391622650799 ~1993
81132803340757772710 ~1996
81133067194719360910 ~1995
811395174868371039 ~1994
811407711622815439 ~1993
2297
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25-04-13