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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
16843979336879598 ~1987
16844039336880798 ~1987
168442811010656879 ~1989
16844363336887278 ~1987
168449171010695039 ~1989
16845611336912238 ~1987
168457571010745439 ~1989
168460571010763439 ~1989
16846463336929278 ~1987
16846799336935998 ~1987
16846811336936238 ~1987
16847111336942238 ~1987
16847279336945598 ~1987
168472791347782339
168473931010843599 ~1989
168475911347807299 ~1989
16848179336963598 ~1987
16848311336966238 ~1987
16848743336974878 ~1987
168488091347904739 ~1989
168489411010936479 ~1989
16849139336982798 ~1987
168493032695888499 ~1990
16849331336986638 ~1987
168493811010962879 ~1989
Exponent Prime Factor Digits Year
16849403336988078 ~1987
16849583336991678 ~1987
168495971010975839 ~1989
16850219337004398 ~1987
168503332359046639 ~1989
16851251337025038 ~1987
16851431337028638 ~1987
16851599337031998 ~1987
16851623337032478 ~1987
168517811011106879 ~1989
16852079337041598 ~1987
16852331337046638 ~1987
168523971348191779 ~1989
168524772696396339 ~1990
16852679337053598 ~1987
168528411011170479 ~1989
16852919337058398 ~1987
16853363337067278 ~1987
16853423337068478 ~1987
16853591337071838 ~1987
168547491348379939 ~1989
16854899337097998 ~1987
16855199337103998 ~1987
168554273033976879 ~1990
168555072696881139 ~1990
Exponent Prime Factor Digits Year
16855523337110478 ~1987
168555615056668319 ~1990
168559631685596319 ~1989
16855963107878163310
16856303337126078 ~1987
168565011011390079 ~1989
168565131011390799 ~1989
16857023337140478 ~1987
16857371337147438 ~1987
168574332697189299 ~1990
16857779337155598 ~1987
16858151337163038 ~1987
16858811337176238 ~1987
16860359337207198 ~1987
16860479337209598 ~1987
16860611337212238 ~1987
16860743337214878 ~1987
168607494046579779 ~1990
16860911337218238 ~1987
16861259337225198 ~1987
16861451337229038 ~1987
168616611011699679 ~1989
16861811337236238 ~1987
16862099337241998 ~1987
16862831337256638 ~1987
Exponent Prime Factor Digits Year
168630471349043779 ~1989
16863179337263598 ~1987
16863191337263838 ~1987
16863251337265038 ~1987
168637991686379919 ~1989
16864049121421152910 ~1991
16864103337282078 ~1987
168641571011849439 ~1989
16864223337284478 ~1987
168646131011876799 ~1989
168650411011902479 ~1989
16865171337303438 ~1987
168655931011935599 ~1989
168657415059722319 ~1990
16866203337324078 ~1987
16866491337329838 ~1987
168671211012027279 ~1989
16867271337345438 ~1987
168674571012047439 ~1989
168675611012053679 ~1989
16867979337359598 ~1987
168681971012091839 ~1989
168686991349495939 ~1989
16869659337393198 ~1987
16869731337394638 ~1987
1322
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25-06-29