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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
1619255939715535599 ~1996
1619274113238548239 ~1995
1619301233238602479 ~1995
1619342579716055439 ~1996
1619367113238734239 ~1995
1619427833238855679 ~1995
1619484713238969439 ~1995
1619512433239024879 ~1995
1619531633239063279 ~1995
1619615393239230799 ~1995
1619672513239345039 ~1995
1619690513239381039 ~1995
1619710313239420639 ~1995
1619733593239467199 ~1995
1619751113239502239 ~1995
1619775593239551199 ~1995
1619840993239681999 ~1995
1619857793239715599 ~1995
1619860433239720879 ~1995
1619877833239755679 ~1995
1619887913239775839 ~1995
1619891993239783999 ~1995
161993939129595151310 ~1997
161994431129595544910 ~1997
1620004379720026239 ~1996
Exponent Prime Factor Digits Year
162004879162004879110 ~1997
1620060593240121199 ~1995
1620159233240318479 ~1995
1620176513240353039 ~1995
1620179633240359279 ~1995
1620180113240360239 ~1995
1620239513240479039 ~1995
1620270113240540239 ~1995
1620316433240632879 ~1995
1620318419721910479 ~1996
1620359033240718079 ~1995
1620381833240763679 ~1995
1620413033240826079 ~1995
1620421313240842639 ~1995
1620438593240877199 ~1995
162050923259281476910 ~1997
1620509513241019039 ~1995
1620585113241170239 ~1995
1620671219724027279 ~1996
1620691339724147999 ~1996
1620734033241468079 ~1995
1620734539724407199 ~1996
1620745193241490399 ~1995
1620769913241539839 ~1995
1620774113241548239 ~1995
Exponent Prime Factor Digits Year
1620805433241610879 ~1995
162080909226913272710 ~1997
162081163680740884710 ~1998
1620826433241652879 ~1995
162084929226918900710 ~1997
1620884033241768079 ~1995
1620900113241800239 ~1995
1620965633241931279 ~1995
1620988193241976399 ~1995
1621022993242045999 ~1995
1621029593242059199 ~1995
1621151993242303999 ~1995
1621158233242316479 ~1995
1621162313242324639 ~1995
1621165433242330879 ~1995
1621252193242504399 ~1995
1621274033242548079 ~1995
1621278593242557199 ~1995
1621387193242774399 ~1995
1621388633242777279 ~1995
1621431594702151611111 ~2000
1621442393242884799 ~1995
162147911129718328910 ~1997
1621630913243261839 ~1995
1621638713243277439 ~1995
Exponent Prime Factor Digits Year
1621656233243312479 ~1995
1621673033243346079 ~1995
162168449227035828710 ~1997
1621689593243379199 ~1995
1621730513243461039 ~1995
1621792913243585839 ~1995
1621812233243624479 ~1995
1621819313243638639 ~1995
1621819913243639839 ~1995
1621846193243692399 ~1995
1621853993243707999 ~1995
1621893233243786479 ~1995
1621950233243900479 ~1995
1621992777785565296111 ~2001
162199619129759695310 ~1997
1622051393244102799 ~1995
1622056433244112879 ~1995
1622077913244155839 ~1995
1622084513244169039 ~1995
1622192513244385039 ~1995
162221513389331631310 ~1998
1622247593244495199 ~1995
162224849227114788710 ~1997
162226349129781079310 ~1997
162226711162226711110 ~1997
2910
GIMPS The Prime Pages FactorDb.com
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26-02-08