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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
2180102339436020467910 ~2004
2180172671436034534310 ~2004
2180265203436053040710 ~2004
21803290273924592248711 ~2006
2180333279436066655910 ~2004
2180482763436096552710 ~2004
2180590631436118126310 ~2004
21806674032180667403111 ~2006
21807717733489234836911 ~2006
21807832811308469968711 ~2005
218079373311776286158312 ~2007
21808793593925582846311 ~2006
21809207516978946403311 ~2007
21809460171308567610311 ~2005
2180982179436196435910 ~2004
2180999291436199858310 ~2004
2181102551436220510310 ~2004
21811367531308682051911 ~2005
2181144071436228814310 ~2004
2181173231436234646310 ~2004
2181266819436253363910 ~2004
21813506832181350683111 ~2006
2181510323436302064710 ~2004
21815694411308941664711 ~2005
2181617783436323556710 ~2004
Exponent Prime Factor Digits Year
2181623831436324766310 ~2004
2181789611436357922310 ~2004
21819065331309143919911 ~2005
2181945443436389088710 ~2004
21820155533054821774311 ~2006
2182079099436415819910 ~2004
2182085291436417058310 ~2004
2182098731436419746310 ~2004
21821179135237082991311 ~2007
2182168139436433627910 ~2004
21822236211309334172711 ~2005
21822372011309342320711 ~2005
2182243991436448798310 ~2004
21823034693055224856711 ~2006
2182349639436469927910 ~2004
2182370171436474034310 ~2004
2182395431436479086310 ~2004
21824156991745932559311 ~2005
2182452791436490558310 ~2004
2182554623436510924710 ~2004
2182605983436521196710 ~2004
2182672703436534540710 ~2004
21827502235675150579911 ~2007
21827860971309671658311 ~2005
21828866811746309344911 ~2005
Exponent Prime Factor Digits Year
21829090731309745443911 ~2005
21829258973056096255911 ~2006
21829673571746373885711 ~2005
21830609413492897505711 ~2006
21830665131309839907911 ~2005
2183127659436625531910 ~2004
2183217119436643423910 ~2004
21833370495240008917711 ~2007
21833940912183394091111 ~2006
2183440739436688147910 ~2004
2183442671436688534310 ~2004
2183535551436707110310 ~2004
2183616839436723367910 ~2004
21836294931310177695911 ~2005
21836418411310185104711 ~2005
2183670539436734107910 ~2004
2183784671436756934310 ~2004
218380144313976329235312 ~2008
2183851619436770323910 ~2004
2183856959436771391910 ~2004
21839577672183957767111 ~2006
2184073799436814759910 ~2004
21841074078736429628111 ~2007
2184160883436832176710 ~2004
2184228803436845760710 ~2004
Exponent Prime Factor Digits Year
2184283091436856618310 ~2004
2184302231436860446310 ~2004
2184356423436871284710 ~2004
2184438071436887614310 ~2004
2184478151436895630310 ~2004
2184489623436897924710 ~2004
2184533051436906610310 ~2004
21845852593932253466311 ~2006
2184674279436934855910 ~2004
2184775139436955027910 ~2004
21848979011310938740711 ~2005
2184904643436980928710 ~2004
2184917831436983566310 ~2004
2185078019437015603910 ~2004
2185288379437057675910 ~2004
21853192073933574572711 ~2006
21854566811311274008711 ~2005
2185693439437138687910 ~2004
2185713863437142772710 ~2004
2185878143437175628710 ~2004
21859014131311540847911 ~2005
21859853531311591211911 ~2005
2186072459437214491910 ~2004
2186079179437215835910 ~2004
218608653720549213447912 ~2008
3757
GIMPS The Prime Pages FactorDb.com
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25-04-13