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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
748040399149608079910 ~2000
748046171149609234310 ~2000
748061957448837174310 ~2001
748067399149613479910 ~2000
748141453448884871910 ~2001
748143719149628743910 ~2000
748163303149632660710 ~2000
748188179149637635910 ~2000
748188299149637659910 ~2000
748210499149642099910 ~2000
748230179149646035910 ~2000
748231163149646232710 ~2000
748254761448952856710 ~2001
748273907598619125710 ~2002
748304411149660882310 ~2000
748305611149661122310 ~2000
7483800291047732040711 ~2002
748430791748430791110 ~2002
748471343149694268710 ~2000
748483559149696711910 ~2000
748505783149701156710 ~2000
7485164632395252681711 ~2003
748523003149704600710 ~2000
7485532271347395808711 ~2003
748561343149712268710 ~2000
Exponent Prime Factor Digits Year
748562879149712575910 ~2000
748601543149720308710 ~2000
748628773449177263910 ~2001
748631231149726246310 ~2000
748647131149729426310 ~2000
748669583149733916710 ~2000
748677131149735426310 ~2000
748688561598950848910 ~2002
748714259149742851910 ~2000
7487948412246384523111 ~2003
748804883149760976710 ~2000
748819679149763935910 ~2000
748839719149767943910 ~2000
748859123149771824710 ~2000
748879049599103239310 ~2002
748906553449343931910 ~2001
748908119149781623910 ~2000
7489360791348084942311 ~2003
748950959149790191910 ~2000
748957823149791564710 ~2000
748973651149794730310 ~2000
7489779894643663531911 ~2004
748980979748980979110 ~2002
748984163149796832710 ~2000
748985717599188573710 ~2002
Exponent Prime Factor Digits Year
749021699149804339910 ~2000
749023811149804762310 ~2000
749058659149811731910 ~2000
749059583149811916710 ~2000
749106341449463804710 ~2001
749128559149825711910 ~2000
749158211599326568910 ~2002
749160059599328047310 ~2002
749188799149837759910 ~2000
749190551599352440910 ~2002
749258519149851703910 ~2000
749278151149855630310 ~2000
749287061599429648910 ~2002
7492956191348732114311 ~2003
749300963149860192710 ~2000
749307701599446160910 ~2002
749328263149865652710 ~2000
749348773449609263910 ~2001
7493580131198972820911 ~2003
749372759149874551910 ~2000
749374091149874818310 ~2000
749387003149877400710 ~2000
749392139149878427910 ~2000
749408651149881730310 ~2000
749437823149887564710 ~2000
Exponent Prime Factor Digits Year
749465291149893058310 ~2000
749487983149897596710 ~2000
7495008912998003564111 ~2003
749515451149903090310 ~2000
74952596313191656948912 ~2005
749534183149906836710 ~2000
749536691149907338310 ~2000
749548991149909798310 ~2000
749554139149910827910 ~2000
749563163149912632710 ~2000
749564099149912819910 ~2000
749590091149918018310 ~2000
749618339149923667910 ~2000
749622277449773366310 ~2001
749650931599720744910 ~2002
7496621596147229703911 ~2004
749692403149938480710 ~2000
749699591149939918310 ~2000
749718757449831254310 ~2001
7497411771799378824911 ~2003
749744701449846820710 ~2001
749747171149949434310 ~2000
749753843149950768710 ~2000
749755759749755759110 ~2002
749819183149963836710 ~2000
3340
GIMPS The Prime Pages FactorDb.com
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25-04-13