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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
198153797118892278310 ~1997
1981592393963184799 ~1996
1981667633963335279 ~1996
1981708313963416639 ~1996
1981712033963424079 ~1996
1981799513963599039 ~1996
1981850633963701279 ~1996
1981930913963861839 ~1996
1981972313963944639 ~1996
198205039198205039110 ~1998
1982096633964193279 ~1996
198209899475703757710 ~1998
1982120993964241999 ~1996
198212213118927327910 ~1997
198222961118933776710 ~1997
198225077753255292710 ~1999
1982261633964523279 ~1996
198226319158581055310 ~1997
1982302433964604879 ~1996
198232091158585672910 ~1997
198232109475757061710 ~1998
1982419193964838399 ~1996
198245581118947348710 ~1997
198249721118949832710 ~1997
1982506913965013839 ~1996
Exponent Prime Factor Digits Year
1982561393965122799 ~1996
198258661118955196710 ~1997
1982671313965342639 ~1996
198270209277578292710 ~1998
198280471317248753710 ~1998
198283693317253908910 ~1998
1982905913965811839 ~1996
198291461594874383110 ~1999
1983019193966038399 ~1996
1983065993966131999 ~1996
1983070193966140399 ~1996
1983076913966153839 ~1996
1983177113966354239 ~1996
1983181193966362399 ~1996
1983248033966496079 ~1996
198326957118996174310 ~1997
198331207317329931310 ~1998
198332551317332081710 ~1998
1983520193967040399 ~1996
1983626633967253279 ~1996
198364403476074567310 ~1998
198367327317387723310 ~1998
1983674393967348799 ~1996
1983685913967371839 ~1996
1983714833967429679 ~1996
Exponent Prime Factor Digits Year
198373337753818680710 ~1999
198376709476104101710 ~1998
1983787313967574639 ~1996
1983792833967585679 ~1996
1983797393967594799 ~1996
198383179198383179110 ~1998
1983860993967721999 ~1996
1983906113967812239 ~1996
1983933291587146632111 ~2000
1984071233968142479 ~1996
1984084433968168879 ~1996
198409501119045700710 ~1997
1984100993968201999 ~1996
1984215113968430239 ~1996
198425537119055322310 ~1997
1984271993968543999 ~1996
1984327913968655839 ~1996
198437297277812215910 ~1998
1984449233968898479 ~1996
198446249158756999310 ~1997
1984486433968972879 ~1996
1984493513968987039 ~1996
1984582313969164639 ~1996
1984616993969233999 ~1996
198466207357239172710 ~1998
Exponent Prime Factor Digits Year
198470731198470731110 ~1998
1984744913969489839 ~1996
198474823198474823110 ~1998
1984766513969533039 ~1996
1984787393969574799 ~1996
1984821593969643199 ~1996
198482777158786221710 ~1997
1984846913969693839 ~1996
198488819357279874310 ~1998
198490693119094415910 ~1997
1984978913969957839 ~1996
198507833476418799310 ~1998
1985078993970157999 ~1996
198508931516123220710 ~1999
1985094833970189679 ~1996
198521077119112646310 ~1997
198525241119115144710 ~1997
1985264033970528079 ~1996
1985366993970733999 ~1996
1985369513970739039 ~1996
198541579198541579110 ~1998
1985438993970877999 ~1996
198556207198556207110 ~1998
1985597993971195999 ~1996
1985606993971213999 ~1996
2819
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25-06-29