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 #1100000008674976520 1,892 digits created 2026-03-09

Value

65854447654179391970471432466582930832729190740281201220185060570550810959039175535268923766851637754388639395642424329714568380399851074060994817193597786943765471836581061562922594222458757537363295893771513982382021995646695167906702245201869873172101307642320045819816053197871244864429114313359742292257321891268940982445918226271644646118081705206040126865471792542290621716814932344662800683908641337426839728021296154104210132902056417644253250287813916394648791593555393847663188835271714398142209733448582830392144025364251476604745889545848145643914031543757982951419511851558438115156873003786990354126419236792838272668744091360583084122506582077836830951538818305101466601954384697396591929620213286434658165726741331678158340474929995661082818915726601855952297769759847224550269043073494879575531876376065585427662008794238603709757045191526542761412594441412603623991153839854830055022849298439302693567677504989986828306549652584723794831363950830244593330829481692528395034901022622764710140985854286472870559775920681653849437680832917774621933004577456156027644591418911046848404369078573703585366442260882143263919641477675485806030205132254101336680751123915666637669548139078742426815490212265292154230247352000389624557699932031452605337539433120694260492833991436127630710279703218877133656616106877333921959944630952564890933098080831681641270657102759472946489584906845896899514187149638826312252943074372800750018148788142331089257358519292161893126077889582286345024426661594041850275056115881336488839408487166762847691220715856327417510220240619626265827096709100933035082818918498905645958387693770881732954708347169503272359127185985785719489950517324444893462057914114282871074835339378643689316967198567154235352600951489697449113848743327419398071754928825064964823350975422458870681062853448059858291207362654351844803136032130729040012510038447773188657
term 562^688+561
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,892 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byAnonymous

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674976520 --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":1100000008674976520},"decimal":true,"detail":2}}'