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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 #1100000009116966192 2,808 digits created 2026-08-28

Value

962655569624105014473400209102322692390388351069067345191226276046181388007821973837372627751427771925960341408002596253001044650100943906310916264496639256556721793214332733838506160226494197357371313704937986905867992645772377699093479506807126097187769034695559618521644530766074550759214381087937148019724600751119382867158458710809134324060864861392813618671412259358609064778373929891246069584202623552778751231364301604123803690118591743480288596009220497782742378802725937745352886544650742734413950364177290265601542901292013035870997556534258394872921152639666382969801512683103619757152093398909527694743879600654944393348614484011647106940843929602217791883759127267997614882216302055602450904575236635623113923472652225515962291160246877933430901802996945281469638230466360794468770397540073739282733539741752427810735945465268049872616691687069041340123871269195233093334891589987494942252267391533216518651842118739430268646993982691721024294167140389608328603665094801506554392382203461006209542151022699309609259668453699298374719636474518666253142680004638873382182832824967012382217476397141037343117249835041411038612851849152236195607207488861734986969451838229057021514036489768833163879806202158517695888973470541906478038189228601510355702160966048642438441862493017052208112224865826415285488439383744220575116181180118933290243458638156419225533719158003226851589586576286655473850419812366361535567445743040955206766470928582530608382310473362077386457085046103742757951771472934740527077433377698206130296369918665591333936036430424047087713996984293493607139692382872241744599811187477833935965131974109951343218353918645096889196138722699582087490631770551366363848902430393413983191353041471857329008504389055439293628094891972298077335592454288440425243197673903347796130095091562473421743596026767683033152882571660886236314824341212889171085738821154446076956339234387356341555932482335275552449682639186806723696355835989463676588486121128737891489292306364846053149321224943108173486990084223323345348727048253794712706040534401012193002011689787261937472238879395850727984442807539776468081307395809232072438643326607192101105951744804007807345547457312992288949528826628647393963108447394316088588556731499539530657377417126157505115226333286295244780028187626845093133603802763559238506814305933088420235756404443155008660397274220329127403779338961182145218149472551803596080234902690381092034525130915069201145999801812579847335386385284644191373373890837021466097230836724059670879827509582977896882642907730947220506394286449027598835015899936584140535814610925034227059121985919246771665038962686358474697411596000611780611264135968985676984833185047081911252440285286762466198294305492677331694994470159968446766007772103102443194030061874520588142647618771709913
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 3,028-digit prime (226 intermediate primes).

Certified number3,028-digit prime
Certificatedownload
Certificate chainshow step 21 of 226

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009116966192 --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":1100000009116966192},"decimal":true,"detail":2}}'