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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
129909792338376239 ~1989
12991103259822078 ~1987
129914271039314179 ~1988
12991571259831438 ~1987
12991679259833598 ~1987
12991703259834078 ~1987
12991931259838638 ~1987
129920033377920799 ~1989
12992123259842478 ~1987
12992543259850878 ~1987
12992797779567838 ~1988
12993059259861198 ~1987
12993719259874398 ~1987
12993731259874638 ~1987
129940313378448079 ~1989
12994343259886878 ~1987
12994391259887838 ~1987
129943911039551299
12994823259896478 ~1987
129951411039611299 ~1988
12995243259904878 ~1987
12995459259909198 ~1987
12995519259910398 ~1987
12995663259913278 ~1987
12996239259924798 ~1987
Exponent Prime Factor Digits Year
12996359259927198 ~1987
12996433779785998 ~1988
129965471299654719 ~1988
129968034158976979 ~1989
12997151259943038 ~1987
129971517278404579
129972891039783139 ~1988
129974832079597299 ~1989
12997801779868078 ~1988
129984171039873379 ~1988
129984591039876739 ~1988
12998819259976398 ~1987
12999953267799031910 ~1991
13000139260002798 ~1987
130011291040090339 ~1988
13001161780069678 ~1988
13001459260029198 ~1987
13002131260042638 ~1987
13002181780130878 ~1988
13002239260044798 ~1987
13002257780135438 ~1988
13002551260051038 ~1987
13002971260059438 ~1987
130030093120722179 ~1989
13003301780198078 ~1988
Exponent Prime Factor Digits Year
13003559260071198 ~1987
130035591040284739
13003883260077678 ~1987
13004363260087278 ~1987
13004653780279198 ~1988
13004833780289998 ~1988
13004891260097838 ~1987
130050111040400899 ~1988
13005233780313998 ~1988
13005563260111278 ~1987
13005911260118238 ~1987
130059311300593119 ~1988
13006271260125438 ~1987
130062891820880479 ~1989
130065013901950319 ~1989
13006793780407598 ~1988
130068173121636099 ~1989
130074414162381139 ~1989
13007557780453438 ~1988
13007699260153998 ~1987
130081394422767279 ~1990
130082094943119439 ~1990
13008263260165278 ~1987
13008461780507678 ~1988
13008557780513438 ~1988
Exponent Prime Factor Digits Year
13008713780522798 ~1988
13008923260178478 ~1987
13008973780538398 ~1988
13009253780555198 ~1988
13011059260221198 ~1987
130114373122744899 ~1989
130116191301161919 ~1988
130117071040936579 ~1988
13011863260237278 ~1987
130119171040953379 ~1988
13011959260239198 ~1987
13012379260247598 ~1987
13012523260250478 ~1987
13012679260253598 ~1987
13012799260255998 ~1987
13013243260264878 ~1987
130132914164253139 ~1989
130137311301373119 ~1988
13013761780825678 ~1988
13013771260275438 ~1987
130137711041101699
13013999260279998 ~1987
13014257780855438 ~1988
130143191301431919 ~1988
130143493123443779 ~1989
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