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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 #1100000009135232296 1,901 digits created 2026-09-04

Value

18308726006138585898860378578657335170663734873184206339349720683707325615501501940719643979340205749836091322106424139189651834366481230783988212719050136832780184936100778145792866737423070513453886368919412682869746757279511871238088845733034798940339724525180106536101096895435530113843007283240906156754306776766348619424537516046250326664422408833863680143544593158236890918855688272963938272639932454382350563205217944141938940782950807088625218459434643859079251173083454494728785951185265305428272349490999183702716439978216129163245529125619505446390782023106248538547505231960546612329865346867210143720293571460036998713179825280976835120504182270779469616663477826790615207872180301891845895277556995146679782040911294756169551517227090709146803512240787678182896363575464011796893349403222637064499790054976659715114838877770519520361652171799391793057122942916985201885754757026458132668687414680441156466957730697981822576577593596084159816357046698726281292312531020391258210531071271931393439193438110243661624729541904112560377958328974047239371516342931400806650048841360524268924515443797809665803655064004215201490552417841115800580146685700325517791074179019053511158200191209855427614431166930762415515829465423466086322303829812631284269767315921411769165884321979745541417527851485273822210782884763772436389437303794528221483119019106363535642094434182516193716838575732769012393254401297490742109544992978634699766575349811932528685102314845573854104195134387317920076053989158811854760017699316142989148277460691574379138503267972108095243419801883711736132501046852985130785303685829763554156272574414372310238914381836145600952467983148002698390674315633302062157517819360291461996210689600120209350043094950567752967564860249467658727260455364618633585438151049397126693992212610541037231618027139235512472105751691362491963699464928890277873511666365136574935430232143
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 3,187-digit prime (230 intermediate primes).

Certified number3,187-digit prime
Certificatedownload
Certificate chainshow step 97 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009135232296 --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":1100000009135232296},"decimal":true,"detail":2}}'