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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.
Exp. Prime Factor Digits Year
1939841155187298 ~1982
1939841620749138
1939913116394798 ~1981
1939913271587838
1940381116422878 ~1981
194042338808477 ~1980
19404231397104579
1940537155242978 ~1982
1940557116433438 ~1981
1940639815068398 ~1983
1940753116445198 ~1981
1940849271718878 ~1982
194090338818077 ~1980
1941031310564978 ~1982
1941221116473278 ~1981
19412213533022239
1941257465901698 ~1983
194147938829597 ~1980
1941481427125838 ~1983
1941497155319778 ~1982
19415574465581119 ~1985
1941827349528878 ~1982
194183938836797 ~1980
1941839155347138
1941839466041378
Exp. Prime Factor Digits Year
194185138837037 ~1980
1941889932106738 ~1983
19419411553552819 ~1984
194198338839677 ~1980
1942001155360098 ~1982
1942021116521278 ~1981
1942027349564878 ~1982
1942049582614718 ~1983
194209138841837 ~1980
1942141116528478 ~1981
1942183660342238 ~1983
1942207310753138 ~1982
1942349271928878 ~1982
1942363660403438 ~1983
1942453116547198 ~1981
1942547155403778 ~1982
1942841116570478 ~1981
1942841155427298
194285938857197 ~1980
194317138863437 ~1980
1943237116594238 ~1981
1943239349783038 ~1982
1943323310931698 ~1982
1943353116601198 ~1981
1943363816212478 ~1983
Exp. Prime Factor Digits Year
194341138868237 ~1980
1943411349813998
1943443194344318 ~1982
1943639155491138 ~1982
194369938873997 ~1980
1943699349865838
1943717116623038 ~1981
194395138879037 ~1980
1943959660946078 ~1983
19439931671833999 ~1984
194401138880237 ~1980
1944053583215918 ~1983
19440531088669699
1944071349932798 ~1982
1944127349942878 ~1982
1944197272187598 ~1982
1944281155542498 ~1982
1944317272204398 ~1982
1944401155552098 ~1982
194453938890797 ~1980
1944583466699938 ~1983
1944781116686878 ~1981
1944799194479918 ~1982
1944841777936418 ~1983
1944991311198578 ~1982
Exp. Prime Factor Digits Year
1945057116703438 ~1981
1945061116703678 ~1981
194531938906397 ~1980
1945319155625538
1945393427986478 ~1983
1945403505804798 ~1983
194543938908797 ~1980
19454393890878019
1945483311277298 ~1982
1945627466950498 ~1983
1945649466955778 ~1983
1945709155656738 ~1982
194576338915277 ~1980
1945781116746878 ~1981
1945919155673538 ~1982
1946081155686498 ~1982
1946141155691298 ~1982
1946171155693698 ~1982
194618338923677 ~1980
1946297467111298 ~1983
1946369155709538 ~1982
1946429272500078 ~1982
194647138929437 ~1980
1946501116790078 ~1981
1946501155720098
381
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25-09-07