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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 #1100000008946988042 2,308 digits created 2026-07-07

Value

3466125842845192756777316627216209776401968217035515273782594418727558456968440808715332018972145547157851351624798361792383039288155523831126533291353113398333525743943268869506149897832510559931907373386475816218498912088438658541765765876405085066155359630593996319017855493274983509026815264862691628141751308746892389920622300319494930507945603798437523097188065406862051437279574320899457077528024136192533029009499763222262309247910763046196082919284245964615786467574378248993913128838317360545226271744027373002081307028881710597073297573741449072495625681725927066724677370687027791036231561801476437603622764387789125173966238641816519175350641008009634388070816052271423709294143204733768908728834730242526776379705381019005597664447194779886439336501914109264830998112632902248231153769409016090310353574364577515628593190275474293752270417655201396002106175006124356459844216721316733919313770967795930028868832660364782466168118604771184278415902273452130639700422480880466602727960206221478074756311021133524319717866933156457708569651131867295890730349949627471754706420149012899555556867228897810266625602212644110348805877219003000163571955882710487317394262335220076179262040342156204979081393383880406260261322146788778083980660677870302995059045352554113122613253879199419061724235800813918020619870186330469844650323454325081537064690107438752092424177367446100857264920166999700333602265766154981813424560634019471102634666849620222550622567316911448758588978063345079005629477389269779015887850403247084830159970876181669288515390506892972596361315907263823001592130044482656499412984403370528825487802416627605318739062278939991844520687825514228200049584516366032983970050537486417196369519359581895406444453580798427372679941309337504707315641180800749573427829563614113949986195506838921702022148095243988006440863347033597176952350143478334127956841900953168924685141652044271409818294457766899529768390690721487872724560030868243247960682423062377627911117509091676996787247200953934789249480358982097815558542571187144120808954139610311828730995238701708223782829420746243421421366608644126449159072637982500202396524872200302061631647650400012877881032361165972947905886896566958520001526359341979203327344521125965186344546139327351712380846234580898457601784152376795006993
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 23 of the certificate chain of a 2,616-digit prime (190 intermediate primes).

Certified number2,616-digit prime
Certificatedownload
Certificate chainshow step 23 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008946988042 --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":1100000008946988042},"decimal":true,"detail":2}}'