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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
876193911752387839 ~1993
87620011157716019910 ~1995
876201711752403439 ~1993
876208575257251439 ~1994
876256191752512399 ~1993
876261831752523679 ~1993
876366111752732239 ~1993
876379191752758399 ~1993
876383397011067139 ~1994
876383877011070979 ~1994
876392575258355439 ~1994
876404391752808799 ~1993
876422575258535439 ~1994
876426897011415139 ~1994
876435111752870239 ~1993
87645671368111818310 ~1996
876467631752935279 ~1993
876506631753013279 ~1993
876513591753027199 ~1993
876529911753059839 ~1993
876547191753094399 ~1993
876548711840752291111 ~1998
876560391753120799 ~1993
876578511753157039 ~1993
876599877012798979 ~1994
Exponent Prime Factor Digits Year
876625815259754879 ~1994
87663887227926106310 ~1996
876640911753281839 ~1993
876663111753326239 ~1993
876666177013329379 ~1994
87667031701336248110 ~1997
87667049263001147110 ~1996
876684111753368239 ~1993
876716631753433279 ~1993
876718791753437599 ~1993
876730311753460639 ~1993
876736975260421839 ~1994
876745791753491599 ~1993
876745911753491839 ~1993
87676373473452414310 ~1997
876787191753574399 ~1993
87679157122750819910 ~1995
876797991753595999 ~1993
876799017014392099 ~1994
876819591753639199 ~1993
876825711753651439 ~1993
876832311753664639 ~1993
87684167420884001710 ~1996
876847311753694639 ~1993
876848511753697039 ~1993
Exponent Prime Factor Digits Year
876869991753739999 ~1993
876888831753777679 ~1993
87689039368293963910 ~1996
876890991753781999 ~1993
876914631753829279 ~1993
876951831753903679 ~1993
876956511753913039 ~1993
876960975261765839 ~1994
877001631754003279 ~1993
87700783929628299910 ~1997
877018791754037599 ~1993
877023831754047679 ~1993
877024311754048639 ~1993
877031031754062079 ~1993
877062591754125199 ~1993
877064391754128799 ~1993
877080111754160239 ~1993
877090911754181839 ~1993
877110975262665839 ~1994
877121391754242799 ~1993
877139631754279279 ~1993
877149231754298479 ~1993
877149831754299679 ~1993
877150911754301839 ~1993
877156191754312399 ~1993
Exponent Prime Factor Digits Year
877179231754358479 ~1993
877189191754378399 ~1993
87720553561411539310 ~1997
877236831754473679 ~1993
877271097018168739 ~1994
877286031754572079 ~1993
877292238772922319 ~1995
877294935263769599 ~1994
877302597018420739 ~1994
877307391754614799 ~1993
877342911754685839 ~1993
877351431754702879 ~1993
877420935264525599 ~1994
877434711754869439 ~1993
877468311754936639 ~1993
87747901982776491310 ~1997
877509831755019679 ~1993
8775259756916334414312 ~2002
87753551157956391910 ~1995
877555791755111599 ~1993
877568991755137999 ~1993
877585215265511279 ~1994
877592391755184799 ~1993
877614831755229679 ~1993
877731231755462479 ~1993
2405
GIMPS The Prime Pages FactorDb.com
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25-07-13