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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
166290799166290799110 ~1997
1662955793325911599 ~1995
166296257399111016910 ~1998
1663064633326129279 ~1995
1663072793326145599 ~1995
1663125419978752479 ~1996
1663127033326254079 ~1995
1663132433326264879 ~1995
166313531299364355910 ~1998
1663190633326381279 ~1995
1663204913326409839 ~1995
1663206833326413679 ~1995
166322927133058341710 ~1997
1663250179979501039 ~1996
1663295033326590079 ~1995
1663299833326599679 ~1995
1663304419979826479 ~1996
1663372339980233999 ~1996
1663379993326759999 ~1995
1663387193326774399 ~1995
1663527833327055679 ~1995
1663536131197746013711 ~1999
1663595779981574639 ~1996
1663638593327277199 ~1995
166365671133092536910 ~1997
Exponent Prime Factor Digits Year
166366727133093381710 ~1997
1663823993327647999 ~1995
1663870433327740879 ~1995
1663903313327806639 ~1995
1663909433327818879 ~1995
1663919897154855527111 ~2001
1663941593327883199 ~1995
1663983113327966239 ~1995
166399159166399159110 ~1997
1664042633328085279 ~1995
1664051393328102799 ~1995
1664061113328122239 ~1995
1664077979984467839 ~1996
1664090513328181039 ~1995
1664094593328189199 ~1995
1664106593328213199 ~1995
166413749499241247110 ~1998
166414903399395767310 ~1998
1664152739984916399 ~1996
1664198579985191439 ~1996
1664236433328472879 ~1995
1664241233328482479 ~1995
1664252939985517599 ~1996
1664266091697551411911 ~1999
1664320939985925599 ~1996
Exponent Prime Factor Digits Year
1664325593328651199 ~1995
1664346593328693199 ~1995
166435471166435471110 ~1997
1664361779986170639 ~1996
1664393033328786079 ~1995
1664425793328851599 ~1995
1664435033328870079 ~1995
1664449793328899599 ~1995
1664450393328900799 ~1995
1664461793328923599 ~1995
1664463593328927199 ~1995
1664482991864220948911 ~2000
1664485019986910079 ~1996
1664526233329052479 ~1995
166455503532657609710 ~1998
1664573633329147279 ~1995
1664576993329153999 ~1995
1664621513329243039 ~1995
1664630513329261039 ~1995
166463071266340913710 ~1997
1664663819987982879 ~1996
1664720513329441039 ~1995
1664723033329446079 ~1995
1664748593329497199 ~1995
166476377233066927910 ~1997
Exponent Prime Factor Digits Year
1664800433329600879 ~1995
1664842339989053999 ~1996
166485107133188085710 ~1997
166488347133190677710 ~1997
1664951633329903279 ~1995
166496699133197359310 ~1997
1664975993329951999 ~1995
166501007133200805710 ~1997
1665011033330022079 ~1995
166501201266401921710 ~1997
1665012593330025199 ~1995
1665057233330114479 ~1995
1665101393330202799 ~1995
1665136193330272399 ~1995
1665139339990835999 ~1996
166517009133213607310 ~1997
1665181819991090879 ~1996
1665209993330419999 ~1995
166529609399671061710 ~1998
166529651133223720910 ~1997
1665329633330659279 ~1995
1665371393330742799 ~1995
1665404033330808079 ~1995
1665495833330991679 ~1995
1665512393331024799 ~1995
2998
GIMPS The Prime Pages FactorDb.com
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26-05-03