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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 #1100000009054216596 1,934 digits created 2026-08-07

Value

12415621829356570082500101260347556208181003260227463444756938104474895227753186133807380442109665180903865126347936103001258665708491218640849232845992561162450322437431511395623510701271954887656776166729445423821560995940963235546839565202093905637523448894869135073456677709514734086782067154518075317223108527750440360463772749252399151711754097473688843415678485836539383751900406581427895108572390602757521413828524288873985404505032540398646314208994901872472408940524920851817072883214803428129757860472967715876921250780632620981103669740618947255548429632004324343684325147288679593142920408521791765930122738663862725368807862298381557873765300583478161771943847243646439497209756094046841712603469847027200468654301953426271032377041185474035317469686898730701962462795841014690492796898525860430304433324778946230839567751092976717073306632221168779831233009549256662638613012589462962140958360856957531027406109668651269135448323877408974625678921468262695692591182401456758347395120862355061470719612487070021815460271522571678505026494254161731221090882936129731176753352244199557822229409903950627836808600217807670575884331122423002468140562808074545086907541663151245940459166206114906699373176510749330383476677036775701768605058523275327700566545935741127603962521389050971966254711820042292604954816995896905008857346915778920301681748099570478846964418329637893215618893059366392900595234056584443123989933435535955158387829599754595983873687548083922546464362797672727089241930215945628130150857126826393503109019855937448846704184282105298881557806065400094486186986996340684455910500524855141605536504093974051128280987692638958070416034839894855771861015140912730187501633759957369059245794708492440873943581575339484386051188493629274863380967698116293503641539262892132277695595884702748265494547206809122993245744144068424574201739404079289109423270211317177247817263305468124616384238196379283830293657
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 2,214-digit prime (176 intermediate primes).

Certified number2,214-digit prime
Certificatedownload
Certificate chainshow step 24 of 176

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054216596 --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":1100000009054216596},"decimal":true,"detail":2}}'