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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 Dig. Year
68914312431378286248711 ~2008
68916114591378322291911 ~2008
68922091334135325479911 ~2009
68922099591378441991911 ~2008
68922140391378442807911 ~2008
68923320711378466414311 ~2008
68923922814135435368711 ~2009
68926598631378531972711 ~2008
68928039134135682347911 ~2009
68928394614135703676711 ~2009
68928884511378577690311 ~2008
68929112991378582259911 ~2008
68930555511378611110311 ~2008
68930863791378617275911 ~2008
68933053191378661063911 ~2008
68934571014136074260711 ~2009
68936348511378726970311 ~2008
68936613711378732274311 ~2008
68941248711378824974311 ~2008
68945541711378910834311 ~2008
68945740191378914803911 ~2008
68957013831379140276711 ~2008
68961186595516894927311 ~2009
689617845111033885521712 ~2010
68962942431379258848711 ~2008
Exponent Prime Factor Dig. Year
68970722631379414452711 ~2008
68973681831379473636711 ~2008
68973694311379473886311 ~2008
68976256974138575418311 ~2009
68979684591379593691911 ~2008
68984127231379682544711 ~2008
68988352214139301132711 ~2009
68988607191379772143911 ~2008
68989932591379798651911 ~2008
68989990911379799818311 ~2008
68990770191379815403911 ~2008
69006146391380122927911 ~2008
69009419511380188390311 ~2008
69011169231380223384711 ~2008
690165707322085302633712 ~2011
69016869711380337394311 ~2008
690184855960736267319312 ~2012
69026146814141568808711 ~2009
69027877911380557558311 ~2008
69033524991380670499911 ~2008
690350619111045609905712 ~2010
69040057911380801158311 ~2008
69040492791380809855911 ~2008
690411520311046584324912 ~2010
690413867912427449622312 ~2010
Exponent Prime Factor Dig. Year
69044031831380880636711 ~2008
69050374396905037439111 ~2010
69051816374143108982311 ~2009
69051822111381036442311 ~2008
69051914875524153189711 ~2009
69052949391381058987911 ~2008
69053617791381072355911 ~2008
69054953391381099067911 ~2008
69056299374143377962311 ~2009
69060839814143650388711 ~2009
69061940631381238812711 ~2008
69063259814143795588711 ~2009
69064369191381287383911 ~2008
690677636316576263271312 ~2010
690699592311051193476912 ~2010
69072885231381457704711 ~2008
69073713231381474264711 ~2008
69074289899670400584711 ~2010
69076358099670690132711 ~2010
69079850391381597007911 ~2008
69080773036908077303111 ~2010
69080968311381619366311 ~2008
69083032191381660643911 ~2008
69086011014145160660711 ~2009
69086189631381723792711 ~2008
Exponent Prime Factor Dig. Year
69092773791381855475911 ~2008
69093030831381860616711 ~2008
69096248031381924960711 ~2008
69098511831381970236711 ~2008
690989058727639562348112 ~2011
69104514231382090284711 ~2008
69104775591382095511911 ~2008
69105161991382103239911 ~2008
69106198876910619887111 ~2010
69107930836910793083111 ~2010
69111553191382231063911 ~2008
691116435733173588913712 ~2011
691154863912440787550312 ~2010
69116156991382323139911 ~2008
69117587414147055244711 ~2009
69122304591382446091911 ~2008
69123003711382460074311 ~2008
69126152391382523047911 ~2008
69130438311382608766311 ~2008
69133252036913325203111 ~2010
69134293311382685866311 ~2008
69136389111382727782311 ~2008
69137026191382740523911 ~2008
691370402926272075310312 ~2011
69138169614148290176711 ~2009
4137
GIMPS The Prime Pages FactorDb.com
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25-04-13