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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 #1100000010589206526 2,189 digits created 2026-10-06

Value

19344538507512318719876291789115973923022263372394913304485539208868860896429653603495010141057000106119262428725633188484332426478896423962508567382123555480639990170032022389096938543424257617559686806622037217497156550536471385532965044648132384692036781289566511982795246843554443169910852896565572865889953174781437099480276669239522727189804841213057381919724940588396794633775358354305406693858635963912710897055459865948323346860043521752977496496912368175576169440050486323916754957753182081735716693553137781015953215089574413357605714849920606145507139634809306147079260485776417696621773339447790499655948961209996796626477272448024393833215962775024174989854906358277265448115806726621638146339639726788664898331151339586762177449813764959653547098799810861301857743533177642972989421360491970713947098795228901698027422420939820088382091046028803165437708760176031403408975446713776591309825913191640987837576226719263879691829290345881016549271711082962745925938337933568269882491067522017697895687845409674114573710084031838395584322420815181517624607765662262494965980178785674286394403673702864009522717462906139350402906252246361987390699977603416184156245118349382409777294000284680286849938836474546835435458177767395042955993514051614711172211876929012739864196207268769145451203098620922811348736930223239101324115144728710363976938452229592042574322541581221078764957017027916174792615915591598569264351024183458197022961256466259940237846646011752308552812434609272866848281254476115804042053921710545887867414608229236479924218561815877193770232849622857441614087228178873690553961201749287541914207144139795304960743338601882546847774439611959162086387303786907313006130359798189253093114502572004399298306382043466895574771367243095344265008878173538448053301786704976151160346795723066917755207302560435485145811081221562621302449031374056629365773771042347449380921776986270038627424223760082644556094093802478808214131944664664710756374977409144325093324234756069052030530002823158851348790018389004301716369877434212737932924728996351277527922829883695200403486071657334377278744065873132181604881467318995648400914556662009786001923613154909237312410218827
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 95 of the certificate chain of a 3,195-digit prime (326 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 95 of 326

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010589206526 --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":1100000010589206526},"decimal":true,"detail":2}}'