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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
646775511293551039 ~1992
646807431293614879 ~1992
646810311293620639 ~1992
646837276468372719 ~1994
646840516468405119 ~1994
646853933881123599 ~1993
646862391293724799 ~1992
64686389194059167110 ~1995
646873911293747839 ~1992
646876311293752639 ~1992
64688257155251816910 ~1995
646893231293786479 ~1992
646924499056942879 ~1994
646927373881564239 ~1993
646935111293870239 ~1992
646990911293981839 ~1992
646995591293991199 ~1992
64700549310562635310 ~1995
647016831294033679 ~1992
647018933882113599 ~1993
647024813882148879 ~1993
647031231294062479 ~1992
647031316470313119 ~1994
647035675176285379 ~1993
647064591294129199 ~1992
Exponent Prime Factor Digits Year
647082475176659779 ~1993
647106231294212479 ~1992
647114213882685279 ~1993
647119311294238639 ~1992
647122431294244879 ~1992
647131933882791599 ~1993
647139831294279679 ~1992
647154711294309439 ~1992
647155311294310639 ~1992
647165813882994879 ~1993
647170075177360579 ~1993
647214831294429679 ~1992
647222391294444799 ~1992
647241973883451839 ~1993
647277111294554239 ~1992
647313413883880479 ~1993
647320431294640879 ~1992
647357391294714799 ~1992
647374996473749919 ~1994
647416431294832879 ~1992
647419315179354499 ~1993
647470191294940399 ~1992
647472831294945679 ~1992
647490111294980239 ~1992
647495631294991279 ~1992
Exponent Prime Factor Digits Year
647504031295008079 ~1992
647521791295043599 ~1992
647526831295053679 ~1992
647535831295071679 ~1992
647546631295093279 ~1992
647549511295099039 ~1992
647554075180432579 ~1993
647555031295110079 ~1992
64758451259033804110 ~1995
647598111295196239 ~1992
647619231295238479 ~1992
647620911295241839 ~1992
647621511295243039 ~1992
647641975181135779 ~1993
647660333885961999 ~1993
647678031295356079 ~1992
647680075181440579 ~1993
647715591295431199 ~1992
647744991295489999 ~1992
647759991295519999 ~1992
647763591295527199 ~1992
64779811103647697710 ~1994
647823715182589699 ~1993
647835773887014639 ~1993
647844591295689199 ~1992
Exponent Prime Factor Digits Year
647856591295713199 ~1992
647872795182982339 ~1993
647907111295814239 ~1992
647926911295853839 ~1992
647932933887597599 ~1993
647932996479329919 ~1994
647944911295889839 ~1992
647965191295930399 ~1992
647981213887887279 ~1993
64799249246237146310 ~1995
647994591295989199 ~1992
648010311296020639 ~1992
648017695184141539 ~1993
648020836480208319 ~1994
648025615184204899 ~1993
648027436480274319 ~1994
648031431296062879 ~1992
648047031296094079 ~1992
648062391296124799 ~1992
648070276480702719 ~1994
648085373888512239 ~1993
648091499073280879 ~1994
64809709155543301710 ~1995
648098631296197279 ~1992
648105231296210479 ~1992
2214
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25-06-08