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 #1100000008799243326 2,625 digits created 2026-05-10

Value

309524756251103985280036513347496225362671055544155347513097346654832146728155223690614305947963468763435343678927923296379872605947343436185108310339294216628095782186608067640800528840897959321416066766515914565540236288864207323190898401303967627114074857385495171677380211289168056542003144657426145183888125768833901923669055364884567346545988875086929498912299994112731591786144768240157605603506291751402824179377253433733147599423442130723781857386635270594886848413467633770138640090042085973561268531946268048416724096667374180868421582945694988407909454942375248421554601494427008631498742214126117130631571305005539454622566963332347428099155397971384046170595572384491391626383062995606539350478203112519182410525072595572823210811874113984661884543268489898459562235944267997476417797723254738568811626199389190393561171481328299426757990591424586535729728530145528424791525452011764909655067167211734126114779487564957844148155664416622320222277472080305136981592746887246057478995969972590399169131893893741179719561755719821172252653849915341268237452317250906839933975105760264435020185489926148112314638567538802840815564232035496231807975741947706732219862522252015045455402375400159566453526954552078447905052128421455937757289709830497559380823804257786249605632936353911119419354642918150994075679692833665654368081519914590034461196966526972428673343172917972173201010941086121918367504846759407093409140941614778331713873502233442067760317411306327930151360820245712636107678282121257536887105252100102635590722592515584474841047336574505007395707544943741989484436439778839031329110694655075217782470005085874061812497164479083692404994778688431965813139688098189853109708147194067792431863513050256402338101638266248220693876413830241756533162373783959917742118102051313125278534102957825122341145672865731815615316595862440341096781230921884917205468871781208948389955698097695674393919353937437431402906188321458555424899807894149985067012021976378350173345014739848851663008521342076963302072093296452747242849852939607338286086651803786804813036682127766360081961504329006098510478612206498627759669987220326092565179598034035306059797552892278878538544997147435679386250625250424329905901704762971925201585547123899039258132327773056536117646905427079276345529081291317024822360064048324946514172424903529800672131138111156200881159111112896279932803476554520428224214311676826880938949681695856990389036165714031114685512285832170078592799582975156431902987206232284930447807722449237845721966630846299422125393706940890242402432595100604654378316270395734132607285351570142443070708444879341
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 3,883-digit prime (240 intermediate primes).

Certified number3,883-digit prime
Certificatedownload
Certificate chainshow step 87 of 240

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008799243326 --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":1100000008799243326},"decimal":true,"detail":2}}'