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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
4433360279886672055910 ~2006
443348856710640372560912 ~2009
4433595779886719155910 ~2006
4433702831886740566310 ~2006
4433736143886747228710 ~2006
44338037693547043015311 ~2008
44338626593547090127311 ~2008
4433929691886785938310 ~2006
44339715176207560123911 ~2008
44343123314434312331111 ~2008
4434383711886876742310 ~2006
4434414119886882823910 ~2006
4434567383886913476710 ~2006
44346613394434661339111 ~2008
4434760943886952188710 ~2006
4434768599886953719910 ~2006
4434845939886969187910 ~2006
4434998219886999643910 ~2006
44355288972661317338311 ~2008
4435587083887117416710 ~2006
4435733579887146715910 ~2006
4435770851887154170310 ~2006
4435970963887194192710 ~2006
4435979123887195824710 ~2006
4436291759887258351910 ~2006
Exponent Prime Factor Digits Year
4436718959887343791910 ~2006
44368209612662092576711 ~2008
4436889371887377874310 ~2006
4437167639887433527910 ~2006
4437261299887452259910 ~2006
4437425939887485187910 ~2006
443742593922187129695112
44376917873550153429711 ~2008
4437847763887569552710 ~2006
4437915299887583059910 ~2006
4438399571887679914310 ~2006
44384349012663060940711 ~2008
4438448711887689742310 ~2006
44384562132663073727911 ~2008
4438541099887708219910 ~2006
44387080973550966477711 ~2008
4439069039887813807910 ~2006
4439194871887838974310 ~2006
4439315843887863168710 ~2006
443960146917758405876112 ~2010
44398256813551860544911 ~2008
4440059339888011867910 ~2006
4440064019888012803910 ~2006
44403345532664200731911 ~2008
44405720932664343255911 ~2008
Exponent Prime Factor Digits Year
4440716699888143339910 ~2006
4441030259888206051910 ~2006
44411100773552888061711 ~2008
4441318223888263644710 ~2006
44414460593553156847311 ~2008
44415513412664930804711 ~2008
4441644491888328898310 ~2006
4441971491888394298310 ~2006
44420361173553628893711 ~2008
44420792532665247551911 ~2008
4442198543888439708710 ~2006
44424493514442449351111 ~2008
44426280612665576836711 ~2008
4442686379888537275910 ~2006
4442719763888543952710 ~2006
44428181096219945352711 ~2008
4443002951888600590310 ~2006
4443466763888693352710 ~2006
4443537743888707548710 ~2006
4443683879888736775910 ~2006
4444145291888829058310 ~2006
44441898372666513902311 ~2008
444428569716888285648712 ~2009
44445556932666733415911 ~2008
4444606571888921314310 ~2006
Exponent Prime Factor Digits Year
4444993583888998716710 ~2006
44452775114445277511111 ~2008
4445351951889070390310 ~2006
44453999772667239986311 ~2008
44455587372667335242311 ~2008
4445653631889130726310 ~2006
44457427874445742787111 ~2008
4445847551889169510310 ~2006
4445977271889195454310 ~2006
4446152279889230455910 ~2006
4446185351889237070310 ~2006
4446240839889248167910 ~2006
4446257303889251460710 ~2006
4446280271889256054310 ~2006
4446668111889333622310 ~2006
4446883271889376654310 ~2006
4446942743889388548710 ~2006
444724299713341728991112 ~2009
4447385843889477168710 ~2006
444769846124907111381712 ~2010
44477049593558163967311 ~2008
4447804463889560892710 ~2006
4447975271889595054310 ~2006
44482081373558566509711 ~2008
44482181212668930872711 ~2008
4125
GIMPS The Prime Pages FactorDb.com
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25-07-08