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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
3971817052131774536416912 ~2015
397183183197943663663911 ~2014
397189109997943782199911 ~2014
397208565237944171304711 ~2014
397216911117944338222311 ~2014
397250855517945017110311 ~2014
397263816597945276331911 ~2014
3972701506123836209036712 ~2015
397292087037945841740711 ~2014
3972975295723837851774312 ~2015
397306257237946125144711 ~2014
3973161335323838968011912 ~2015
397320073197946401463911 ~2014
3973248202131785985616912 ~2015
3973290649731786325197712 ~2015
3973310514163572968225712 ~2016
3973598814123841592884712 ~2015
397372670397947453407911 ~2014
397395767637947915352711 ~2014
397403854917948077098311 ~2014
397444903197948898063911 ~2014
3974718877723848313266312 ~2015
3974736137323848416823912 ~2015
397474955037949499100711 ~2014
3974750821723848504930312 ~2015
Exponent Prime Factor Dig. Year
3975174325971553137866312 ~2016
397521121437950422428711 ~2014
397548457437950969148711 ~2014
397560388797951207775911 ~2014
397565360037951307200711 ~2014
3975948499131807587992912 ~2015
3976425715731811405725712 ~2015
397644545997952890919911 ~2014
397652517237953050344711 ~2014
397704176517954083530311 ~2014
3977269667323863618003912 ~2015
397728895437954577908711 ~2014
397747706037954954120711 ~2014
397758654717955173094311 ~2014
3977717306931821738455312 ~2015
397827539814041...04469714 2024
397836070917956721418311 ~2014
3978495021139784950211112 ~2016
397854154317957083086311 ~2014
397854895917957097918311 ~2014
397859575917957191518311 ~2014
397870043637957400872711 ~2014
397925199892387...99340114 2024
397933873917958677478311 ~2014
397937048037958740960711 ~2014
Exponent Prime Factor Dig. Year
397943356317958867126311 ~2014
397956527637959130552711 ~2014
397958619717959172394311 ~2014
397972849317959456986311 ~2014
397980145797959602915911 ~2014
3979832951323878997707912 ~2015
397986026637959720532711 ~2014
397992975237959859504711 ~2014
398045040117960900802311 ~2014
3980715070731845720565712 ~2015
3980812657323884875943912 ~2015
398085382197961707643911 ~2014
398119909797962398195911 ~2014
398152579317963051586311 ~2014
398173846197963476923911 ~2014
398189701437963794028711 ~2014
398220980517964419610311 ~2014
398233781517964675630311 ~2014
398237599317964751986311 ~2014
3982405245139824052451112 ~2016
3982411022931859288183312 ~2015
398246329797964926595911 ~2014
3982688710339826887103112 ~2016
3982706782339827067823112 ~2016
398289311397965786227911 ~2014
Exponent Prime Factor Dig. Year
398302029597966040591911 ~2014
398329399317966587986311 ~2014
398371443117967428862311 ~2014
398380813797967616275911 ~2014
398382430197967648603911 ~2014
398386287597967725751911 ~2014
398387997717967759954311 ~2014
398426008797968520175911 ~2014
398454733797969094675911 ~2014
398465110317969302206311 ~2014
398467427037969348540711 ~2014
398500836717970016734311 ~2014
398527574637970551492711 ~2014
398537541597970750831911 ~2014
398543270397970865407911 ~2014
398575732197971514643911 ~2014
398592959997971859199911 ~2014
398619143637972382872711 ~2014
398619339717972386794311 ~2014
398627355717972547114311 ~2014
398636538717972730774311 ~2014
3986638398123919830388712 ~2015
398672161437973443228711 ~2014
3987335087931898680703312 ~2015
398743819317974876386311 ~2014
4879
GIMPS The Prime Pages FactorDb.com
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25-09-07