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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
432756697259654018310 ~2000
4327657798655315599 ~1998
4327679998655359999 ~1998
4327682398655364799 ~1998
4327712398655424799 ~1998
432773413259664047910 ~2000
432777377346221901710 ~2000
4327885918655771839 ~1998
4328006638656013279 ~1998
432800777259680466310 ~2000
4328114031038747367311 ~2001
4328202118656404239 ~1998
4328203198656406399 ~1998
4328237111817859586311 ~2002
4328283598656567199 ~1998
432832303432832303110 ~2000
432846101259707660710 ~2000
4328605318657210639 ~1998
432889393259733635910 ~2000
4328900398657800799 ~1998
432890267346312213710 ~2000
4328940238657880479 ~1998
432900073692640116910 ~2001
432906361259743816710 ~2000
4329191398658382799 ~1998
Exponent Prime Factor Digits Year
4329275038658550079 ~1998
4329385438658770879 ~1998
4329504118659008239 ~1998
432978037259786822310 ~2000
433003517259802110310 ~2000
4330078318660156639 ~1998
4330106092078450923311 ~2002
433013473259808083910 ~2000
4330187398660374799 ~1998
43302058917667240031312 ~2004
433037207346429765710 ~2000
433051973259831183910 ~2000
4330551238661102479 ~1998
433064119433064119110 ~2000
433066261259839756710 ~2000
433066897259840138310 ~2000
4330748398661496799 ~1998
4330790998661581999 ~1998
4330806118661612239 ~1998
433105081259863048710 ~2000
4331256118662512239 ~1998
4331409712858730408711 ~2002
4331499718662999439 ~1998
433154669346523735310 ~2000
433177841346542272910 ~2000
Exponent Prime Factor Digits Year
4331778598663557199 ~1998
433193093259915855910 ~2000
433203997259922398310 ~2000
4332150598664301199 ~1998
4332218518664437039 ~1998
4332378238664756479 ~1998
4332501718665003439 ~1998
4332588238665176479 ~1998
4332592198665184399 ~1998
4332672238665344479 ~1998
4332811438665622879 ~1998
433290881346632704910 ~2000
433294919346635935310 ~2000
4333068735459666599911 ~2003
4333132918666265839 ~1998
4333163998666327999 ~1998
4333196518666393039 ~1998
4333324798666649599 ~1998
433332707346666165710 ~2000
4333331398666662799 ~1998
4333346638666693279 ~1998
433334953260000971910 ~2000
4333377838666755679 ~1998
4333543318667086639 ~1998
433356353260013811910 ~2000
Exponent Prime Factor Digits Year
4333598518667197039 ~1998
4333631038667262079 ~1998
4333753318667506639 ~1998
4333764238667528479 ~1998
433399529346719623310 ~2000
4334071798668143599 ~1998
4334120998668241999 ~1998
4334213638668427279 ~1998
4334428198668856399 ~1998
433448237260068942310 ~2000
4334629438669258879 ~1998
4334632918669265839 ~1998
4334717518669435039 ~1998
4334823071733929228111 ~2002
4334852038669704079 ~1998
4335065398670130799 ~1998
433530179346824143310 ~2000
4335429718670859439 ~1998
4335474838670949679 ~1998
4335618118671236239 ~1998
433571647693714635310 ~2001
4335946918671893839 ~1998
4336080238672160479 ~1998
4336137598672275199 ~1998
433621313260172787910 ~2000
3200
GIMPS The Prime Pages FactorDb.com
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25-07-08