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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
55871831100569295910 ~1994
558738013352428079 ~1993
55875499100575898310 ~1994
558784791117569599 ~1991
55880567100585020710 ~1994
558807075588070719 ~1993
558823194470585539 ~1993
558835191117670399 ~1991
558846831117693679 ~1991
558871191117742399 ~1991
558881115588811119 ~1993
558881213353287279 ~1993
558900711117801439 ~1991
558911514471292099 ~1993
558915231117830479 ~1991
5589186168579313447112 ~2001
558929533353577199 ~1993
558972231117944479 ~1991
558977715589777119 ~1993
558988911117977839 ~1991
558990591117981199 ~1991
559002591118005199 ~1991
559031031118062079 ~1991
559033578944537139 ~1994
559041533354249199 ~1993
Exponent Prime Factor Digits Year
55906979100632562310 ~1994
559075914472607299 ~1993
55907879100634182310 ~1994
559080591118161199 ~1991
559110711118221439 ~1991
559113711118227439 ~1991
559116711118233439 ~1991
559128231118256479 ~1991
559130031118260079 ~1991
559133031118266079 ~1991
559139991118279999 ~1991
559167413355004479 ~1993
559168573355011439 ~1993
55917949134203077710 ~1994
559183191118366399 ~1991
559191831118383679 ~1991
559228191118456399 ~1991
559229631118459279 ~1991
559230111118460239 ~1991
559258791118517599 ~1991
559274391118548799 ~1991
559276431118552879 ~1991
559283631118567279 ~1991
559285911118571839 ~1991
559294813355768879 ~1993
Exponent Prime Factor Digits Year
559301631118603279 ~1991
559315911118631839 ~1991
55932427995597200710 ~1996
55932883190171802310 ~1995
559343533356061199 ~1993
559351974474815779 ~1993
55936327223745308110 ~1995
559366911118733839 ~1991
559372133356232799 ~1993
559372497831214879 ~1994
559393431118786879 ~1991
559399911118799839 ~1991
55942037939826221710 ~1996
559424991118849999 ~1991
559460631118921279 ~1991
559461711118923439 ~1991
559476591118953199 ~1991
559480431118960879 ~1991
559498191118996399 ~1991
559533111119066239 ~1991
55954931100718875910 ~1994
559554413357326479 ~1993
559571991119143999 ~1991
559580991119161999 ~1991
559605711119211439 ~1991
Exponent Prime Factor Digits Year
559613031119226079 ~1991
55961989167885967110 ~1994
559633431119266879 ~1991
559634213357805279 ~1993
559640391119280799 ~1991
559642311119284639 ~1991
559645995596459919 ~1993
559652631119305279 ~1991
559658573357951439 ~1993
559661391119322799 ~1991
559665111119330239 ~1991
559670031119340079 ~1991
559685333358111999 ~1993
559689111119378239 ~1991
559696311119392639 ~1991
559698533358191199 ~1993
559700391119400799 ~1991
559700933358205599 ~1993
559715631119431279 ~1991
559717494477739939 ~1993
559726431119452879 ~1991
559727595597275919 ~1993
559745631119491279 ~1991
559751631119503279 ~1991
559760511119521039 ~1991
2131
GIMPS The Prime Pages FactorDb.com
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25-06-08