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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
400624370038012487400711 ~2014
4006281217132050249736912 ~2015
4006415485324038492911912 ~2015
400662456718013249134311 ~2014
4006921840732055374725712 ~2015
4006929719324041578315912 ~2015
400694601598013892031911 ~2014
400713421318014268426311 ~2014
400715795398014315907911 ~2014
400724282518014485650311 ~2014
400763252038015265040711 ~2014
4008045621724048273730312 ~2015
4008307212164132915393712 ~2016
400840312198016806243911 ~2014
400848044398016960887911 ~2014
400856352118017127042311 ~2014
4008570779972154274038312 ~2016
400888099198017761983911 ~2014
400930586518018611730311 ~2014
400967787238019355744711 ~2014
400975930438019518608711 ~2014
400980568198019611363911 ~2014
4009891615324059349691912 ~2015
400990680838019813616711 ~2014
401006779318020135586311 ~2014
Exponent Prime Factor Dig. Year
401011534198020230683911 ~2014
401013438718020268774311 ~2014
401024028718020480574311 ~2014
401036391718020727834311 ~2014
4010367305972186611506312 ~2016
401062964638021259292711 ~2014
401067768238021355364711 ~2014
401071239238021424784711 ~2014
4011034575764176553211312 ~2016
401107752838022155056711 ~2014
401124947038022498940711 ~2014
401135446438022708928711 ~2014
401157074038023141480711 ~2014
401158345198023166903911 ~2014
401159291518023185830311 ~2014
4012326060124073956360712 ~2015
4012391231932099129855312 ~2015
4012525066340125250663112 ~2016
4012698637324076191823912 ~2015
401297657518025953150311 ~2014
401305143238026102864711 ~2014
4013305493932106443951312 ~2015
401357639398027152787911 ~2014
401363888398027277767911 ~2014
401374686718027493734311 ~2014
Exponent Prime Factor Dig. Year
401379881398027597627911 ~2014
401388073438027761468711 ~2014
401392903918027858078311 ~2014
401474157238029483144711 ~2014
4014847962764237567403312 ~2016
401505177238030103544711 ~2014
401513729038030274580711 ~2014
401533843438030676868711 ~2014
401544972838030899456711 ~2014
4015560484340155604843112 ~2016
4015635891140156358911112 ~2016
4015709818732125678549712 ~2015
401592078838031841576711 ~2014
4015936399940159363999112 ~2016
401620874038032417480711 ~2014
401662219198033244383911 ~2014
401684681998033693639911 ~2014
4017067658932136541271312 ~2015
401717426518034348530311 ~2014
401718104638034362092711 ~2014
401732511598034650231911 ~2014
401747477518034949550311 ~2014
401758333918035166678311 ~2014
4018373682124110242092712 ~2015
401839819198036796383911 ~2014
Exponent Prime Factor Dig. Year
4018618291724111709750312 ~2015
4018738140740187381407112 ~2016
4019064022124114384132712 ~2015
401915323438038306468711 ~2014
401936528398038730567911 ~2014
401939383918038787678311 ~2014
4019394374932155154999312 ~2015
4019657699932157261599312 ~2015
401973436198039468723911 ~2014
402008333398040166667911 ~2014
402030619198040612383911 ~2014
4020324173932162593391312 ~2015
402052759918041055198311 ~2014
402056010718041120214311 ~2014
402064809598041296191911 ~2014
402089121238041782424711 ~2014
402092076118041841522311 ~2014
4020967253932167738031312 ~2015
402100581838042011636711 ~2014
402116473798042329475911 ~2014
4021186975724127121854312 ~2015
402131210998042624219911 ~2014
402135764398042715287911 ~2014
4021734920956304288892712 ~2016
402192001798043840035911 ~2014
4755
GIMPS The Prime Pages FactorDb.com
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25-06-29