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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 #1100000009029263429 2,362 digits created 2026-08-01

Value

1256483368474551140781962013334260070391626529821945109454185016493182776783088719613298984360463792343677255775475750348032891664883897090414855881437989678610939336414705329344139158927250384321112036361295144541096925305045347964649398980923392206724660597674464512732537832637404536114315178829495959468528934529889773526765687056042674021768684517429965489979278179776760919047334941443756338913446575660957969852810503807841387541816505026262623936165939884587777087676548299097076885483135548624413537755554982487231658760363646307400843361415029162707961565854437402704474173221479477152021680544984384177757972175622578511922616311015988954560692009924367148555168863064982350171975471547529672760033325768544755599275867590366565166543481053780237883227442610408934905647002834643985214446873670184634977764215252843368830120051090715997879990621800113757851829966066685778924839904818074497502146664331452243312384724023954276461667223009994765144849171504005227103462906121139235440143307243345234875636720988233567348897895352235827304783493820380883039959235143078549733717325221702278236162000626372728687460799763684110798721185617591893966199824823345793764849264077151533634752357137679958839509215198915536338439670811761673792277758237051949300198936770167143591882607553162797331499096326362480355479254323000795988437461518355036303939961287828833992584971629388910568267251909992731358344577785654348986864269811665062984705513864846921846197461862565010146524004677348407159872939499551914644278559148688335493902896234846592611934896061516236596302719402412325817944947034799738594029048358352413572674308828978163615340145956664285897133833525859057331512055009120771158221476942265593741062505385282866959888961884472697112293010197149386929691935365378087218333095176713517640392465027788553087519510427361802644313415256277333992582562258054898723480792980003613057360579462051633701657084336281240570549649790523121437534782649908378107088781865313826448182950338253780278372072853209814266203464984018076232414207239108692290717363725229537649574168410929138206208980064727129196166080243199262710635441115520755879370281431377930353248076878574814382444233821908614186384178251797402277854384225213782769956561611215328180018156213317181465283264824625353113678656857397039101570672938765861134470528603227350742315604972010121553
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 2,772-digit prime (210 intermediate primes).

Certified number2,772-digit prime
Certificatedownload
Certificate chainshow step 33 of 210

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009029263429 --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":1100000009029263429},"decimal":true,"detail":2}}'