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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
35971283719425678 ~1990
35971451719429038 ~1990
35971703719434078 ~1990
35971763719435278 ~1990
35972243719444878 ~1990
35972819719456398 ~1990
35972879719457598 ~1990
35973263719465278 ~1990
35973491719469838 ~1990
359736073597360719 ~1992
35973923719478478 ~1990
35974271719485438 ~1990
35974943719498878 ~1990
35975171719503438 ~1990
35975963719519278 ~1990
359760535036647439 ~1992
35976779719535598 ~1990
35977379719547598 ~1990
35977631719552638 ~1990
35977919719558398 ~1990
35978303719566078 ~1990
35979719719594398 ~1990
35980463719609278 ~1990
35980643719612878 ~1990
35980811719616238 ~1990
Exponent Prime Factor Digits Year
359819512878556099 ~1991
35981999719639998 ~1990
35982239719644798 ~1990
35982263719645278 ~1990
35982491719649838 ~1990
35982731719654638 ~1990
35982911719658238 ~1990
35983151719663038 ~1990
35983331719666638 ~1990
35983763719675278 ~1990
35983859719677198 ~1990
359840212159041279 ~1991
35984051719681038 ~1990
35984219719684398 ~1990
35984411719688238 ~1990
35984759719695198 ~1990
35986091719721838 ~1990
35986103719722078 ~1990
35986211719724238 ~1990
35987123719742478 ~1990
35987459719749198 ~1990
35987519719750398 ~1990
359876713598767119 ~1992
35988083719761678 ~1990
359880892879047139 ~1991
Exponent Prime Factor Digits Year
35988143719762878 ~1990
35988539719770798 ~1990
35988899719777998 ~1990
35989223719784478 ~1990
35989379719787598 ~1990
35989631719792638 ~1990
35989643719792878 ~1990
35989883719797678 ~1990
35989979719799598 ~1990
35990063719801278 ~1990
35990231719804638 ~1990
359903932159423599 ~1991
359912992879303939 ~1991
35991359719827198 ~1990
35991503719830078 ~1990
35992283719845678 ~1990
35992331719846638 ~1990
359930532159583199 ~1991
35993231719864638 ~1990
35993339719866798 ~1990
359935132159610799 ~1991
359935276478834879 ~1992
35993579719871598 ~1990
359936272879490179 ~1991
35994251719885038 ~1990
Exponent Prime Factor Digits Year
359943132159658799 ~1991
35994383719887678 ~1990
35995691719913838 ~1990
35996111719922238 ~1990
35996341885509988710 ~1995
35996399719927998 ~1990
35996591719931838 ~1990
35996711719934238 ~1990
35997119604751599310 ~1995
35997443719948878 ~1990
35998199719963998 ~1990
359984932159909599 ~1991
35998751719975038 ~1990
359992332159953999 ~1991
35999303719986078 ~1990
359994772879958179 ~1991
35999567410395063910 ~1994
36000323720006478 ~1990
360003612160021679 ~1991
36000599720011998 ~1990
36001391720027838 ~1990
36001799720035998 ~1990
36002171720043438 ~1990
36002363720047278 ~1990
36002639720052798 ~1990
1975
GIMPS The Prime Pages FactorDb.com
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26-01-11