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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 #1100000009116966662 1,768 digits created 2026-08-28

Value

2468267626958818171617834431877589838032752976955150342780477080463781165975284782329459124541730361016940298489453036102325792887649835925545435942784470116672228079187271275647657379407961598318654132665009425891027545355687116670680731417783787675324589881296337929756257180224931383668469124715221650299759500742843317522545313643626476715888476949386200890535292136883423026761326028871973962758024475644204255676354697136407469879277977531373307591217607109739493698082387846089131249954230671819844457398771529909287000892551349781758742668791416495276394217017978235692440373631793737392451417140546664144859852402535582112139011559036058094335229649006079871268060800706743199420918891135269949321882786103333292513517641092042940454141834424010043606158432713763830476325337933387048441313537572186801824845923861643696029136573035424712560841554010244895356588887783167338634266814704138001268985359192708080474341883167233128177374494958652783622104169960248038437696985245181232799193659174035231645364943832921781712980179977323007774949568859882921324530149445967394689283298129996855809564999496507581487028055124985631231419934999685591740939758749616824856513772505816434149080362652221051027035199592449205415592986236089125570436115464942455204219519825183110160965567102209774664674500123416884038815968524107540082192921428087967150157952728280355279112955993303686137487280305970086035038316242601114641887628760531130377264912217423540891546294165360785404738857538053310883731775953610774996154498609011793228090284840776206423094930780312485826281897905072866855847225638164706013928289227188521734639682299038135700732884315732834733186548359302442831162316870922213282461253542684650296067452753387982023324461510456562029743200082739673143
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 94 of the certificate chain of a 3,028-digit prime (226 intermediate primes).

Certified number3,028-digit prime
Certificatedownload
Certificate chainshow step 94 of 226

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009116966662 --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":1100000009116966662},"decimal":true,"detail":2}}'