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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
637759511127551902310 ~2000
637767731127553546310 ~2000
637784531127556906310 ~2000
637840223127568044710 ~2000
637846151127569230310 ~2000
637853519127570703910 ~2000
637876937382726162310 ~2001
637906271127581254310 ~2000
637938179127587635910 ~2000
637955737382773442310 ~2001
637960259127592051910 ~2000
637962023127592404710 ~2000
637970303127594060710 ~2000
637979591127595918310 ~2000
637985279127597055910 ~2000
638000963127600192710 ~2000
638018933382811359910 ~2001
638033771127606754310 ~2000
638063603127612720710 ~2000
638079551127615910310 ~2000
638117999127623599910 ~2000
638128571510502856910 ~2001
638153291127630658310 ~2000
638169731510535784910 ~2001
638171761382903056710 ~2001
Exponent Prime Factor Digits Year
638241491127648298310 ~2000
638251703127650340710 ~2000
638258063127651612710 ~2000
638264591127652918310 ~2000
638276531127655306310 ~2000
638298119127659623910 ~2000
638306243127661248710 ~2000
638341079127668215910 ~2000
638354939127670987910 ~2000
638392397383035438310 ~2001
638413463127682692710 ~2000
638449631127689926310 ~2000
638453069510762455310 ~2001
638457983127691596710 ~2000
638461193383076715910 ~2001
638476211127695242310 ~2000
638484383127696876710 ~2000
638554883127710976710 ~2000
638609759127721951910 ~2000
638618423127723684710 ~2000
638619281383171568710 ~2001
638645939127729187910 ~2000
638650559510920447310 ~2001
638652101510921680910 ~2001
6386566931405044724711 ~2002
Exponent Prime Factor Digits Year
638704523127740904710 ~2000
638730311127746062310 ~2000
638735893383241535910 ~2001
638739197894234875910 ~2002
638744003127748800710 ~2000
638752091127750418310 ~2000
6387739517665287412111 ~2004
638806379127761275910 ~2000
6388228811405410338311 ~2002
638833319127766663910 ~2000
638852441511081952910 ~2001
6388772034216589539911 ~2003
638911633383346979910 ~2001
638923847511139077710 ~2001
639007151127801430310 ~2000
639034439127806887910 ~2000
639034943127806988710 ~2000
639060959127812191910 ~2000
639082403127816480710 ~2000
639092351127818470310 ~2000
6391074591533857901711 ~2002
639112811127822562310 ~2000
639154991127830998310 ~2000
639182413383509447910 ~2001
6391847091917554127111 ~2003
Exponent Prime Factor Digits Year
639196469894875056710 ~2002
639204491127840898310 ~2000
639265163127853032710 ~2000
639293723127858744710 ~2000
639297203127859440710 ~2000
6393054896520915987911 ~2004
639316091127863218310 ~2000
639317279127863455910 ~2000
639345491127869098310 ~2000
639348533383609119910 ~2001
639364357383618614310 ~2001
639382259127876451910 ~2000
639386203639386203110 ~2001
639397151127879430310 ~2000
639408041383644824710 ~2001
639428057895199279910 ~2002
639430763127886152710 ~2000
639435361383661216710 ~2001
639438011127887602310 ~2000
639453803127890760710 ~2000
639457691127891538310 ~2000
639483371127896674310 ~2000
639488411127897682310 ~2000
639511199127902239910 ~2000
639513029511610423310 ~2001
3299
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25-05-04