factordbrpc · fdb
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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000009074873952 2,484 digits created 2026-08-11

Value

245246085890969891744498397298936085213856087143415577056365112003033307779892314820917570640574557085060789193809870166835514908376603264144197129768785455124768840160577011374643425414289216359753678950774794077396751739401267534354918396060364533036472791770446131094394562567430401641682749958103060710858750653899356763968268648964466894585546288743332338249997582122920507267443945890436422694135664975412617319314638221622650056336981917290985267419390914076778593296107402990281268652591860902262631530455569977804537635017510966152255191641740619754392018629722209995782076514108978478311738789838331390439412472562912877014152859977605729058390200040165306885006600644172799573422273766435425191503976782999793266146415762120539929897643279855389420333026573133106357523245467534759309825112268185542844465917013347149110205812494850193999109115529102196780025189333397229052809485490826026142878879473219356704753693333631399916802909440611386890528082795731111398361600146573507621498171152013967810794418119438882908725153866393144029883599146934638359825413368557753999031519448104252188225934568567924034773040013746886189895145944323035764894944500945831640053412805296014356890542290768194012644460090138705133599186391215006698781091379882547692048108660159851951356758551663503216579479389736713246316095724192115050733711458348706811621033894918646410468921439345976440735923204754537349471455247040224821225734885873116724204966639493365897875266413406041679895013360775196563121723866471434194802249738620464644472741091488854147864977797169905623349063606133722831456285228050089192418215786347682341980731284686088141651568344397948360089967595421447586179136703394180828119610949642029282205393404029676447466259503662152255503167139631786207656169729762392199457905182073762872763572454688303173047360824760149453759695339649700665796333869164558354074221058565625360652541417777913290100010102876078760424158426137310301148427367529583108745067957964493666653633480541016721713436700718113529656562631799920185016166713669288616555198593828352718055609760218220951364505409733461792325444794462746047437968361657901257805103083740384646579433904711963207607849449318577858329882246057129006234678068704800083125071580036831512041145432627116921429028456939809624998344276083432022774992264502266744201583069176625773753100456758834504323393817534934213456914161824101855231508819551374979164629439261086896545625685169232942920940460655361042338605340858433
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 2,655-digit prime (194 intermediate primes).

Certified number2,655-digit prime
Certificatedownload
Certificate chainshow step 15 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074873952 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000009074873952},"decimal":true,"detail":2}}'