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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
18476723369534478 ~1988
18477311369546238 ~1988
184776071847760719 ~1989
18477731369554638 ~1988
18477743369554878 ~1988
18477983369559678 ~1988
184781211478249699 ~1989
18478283369565678 ~1988
18478391369567838 ~1988
184787271478298179 ~1989
18479231369584638 ~1988
184792971478343779 ~1989
18479651369593038 ~1988
18480083369601678 ~1988
18480191369603838 ~1988
184815531108893199 ~1989
18481751369635038 ~1988
184818671848186719 ~1989
18481979369639598 ~1988
18482071166338639110 ~1992
184822371108934239 ~1989
18482279369645598 ~1988
18482291369645838 ~1988
18483011369660238 ~1988
184837611109025679 ~1989
Exponent Prime Factor Digits Year
18483791369675838 ~1988
184842411109054479 ~1989
184842591478740739 ~1989
18484859369697198 ~1988
18484871369697438 ~1988
18485039369700798 ~1988
184852971109117839 ~1989
184856531109139199 ~1989
18486899369737998 ~1988
18487103369742078 ~1988
184871531109229199 ~1989
18487499369749998 ~1988
18487691369753838 ~1988
184882074437169699 ~1990
18488243369764878 ~1988
18488303369766078 ~1988
18489083369781678 ~1988
184891396286307279 ~1991
18489203369784078 ~1988
184892771109356639 ~1989
184892811109356879 ~1989
184894032958304499 ~1990
184894073328093279 ~1990
18489431369788638 ~1988
18489623369792478 ~1988
Exponent Prime Factor Digits Year
18489743369794878 ~1988
18490691369813838 ~1988
18491003369820078 ~1988
184911473328406479 ~1990
18491339369826798 ~1988
18492059369841198 ~1988
184928997767017599 ~1991
18493259369865198 ~1988
18493379369867598 ~1988
18493751147950008110 ~1992
18493823369876478 ~1988
18493991369879838 ~1988
18494123369882478 ~1988
18494279369885598 ~1988
184945032959120499 ~1990
18494519369890398 ~1988
18494891369897838 ~1988
18495539369910798 ~1988
18495563369911278 ~1988
18496199369923998 ~1988
18496223369924478 ~1988
184964091479712739 ~1989
184967411109804479 ~1989
184972011109832079 ~1989
18497639369952798 ~1988
Exponent Prime Factor Digits Year
184976931109861599 ~1989
18497711369954238 ~1988
18497723369954478 ~1988
184978615919315539 ~1991
18497879369957598 ~1988
18498671369973438 ~1988
18499031369980638 ~1988
18499619369992398 ~1988
18500039370000798 ~1988
18500711370014238 ~1988
185011991110071940111 ~1994
185015334440367939 ~1990
185023015920736339 ~1991
185024811110148879 ~1989
185025734070566079 ~1990
185027211110163279 ~1989
18502871370057438 ~1988
18503003370060078 ~1988
18503183370063678 ~1988
185033771110202639 ~1989
185037134070816879 ~1990
185038391850383919 ~1989
18503951370079038 ~1988
185041374440992899 ~1990
185044571110267439 ~1989
1366
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25-05-04