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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 #1100000009077935469 1,865 digits created 2026-08-12

Value

71747338036020432943723227867934029359682406144726759207640600396418689021657034429474911814079839959528156229201003816998227603715296075040732288750448601440614471134270723577204183493407326859695839076641754383839805775753149247690664514570949185592988225882596068903654058059274165486770124085925755577493937827278866185986274011907683129349659123886708217658121047268242431330841478289456368839919185670384976608150026688768603502701864118905175173814517558514353619606153210651100668102290739473636552604752151251208925014018490513593613758673184250652998872303162643971302985645479197533472779279267088408444182830031026422595094904239227012853288403629557285594562916225731462697911412740845354305665354517616790387483975787785875778927710632821105384303725877647228780683094240310991100001283327053441699716903628939943310705230243275547590426497089091557192881059907791640071376573793186370440795455379950243356934512141167692832834621203122221683722899819829167857264627115996863828340308664819166799631386885862819222525461222138169084690472140926780228034444493382925244603521018567006637342694396743145745118923862873517644658584776213968437198415243216058494142007335449283495786730643596624758039594050175828863247634765618241838119016250114283967399224319602079942386791790897269390562343277265141425706725917273995050690176855610546508139035611432240710280954684086897752668399995848155910252634991593343127319590836005793484165185941685529542205557487971971971839031438594883767151535907136368790857264752158358517650724286937227283248739467889119101034159326256679575665876666972278022046028906133925881660601520589137811456432762018216150703882976721509095324295245098257359446509331254758551647451723058039204492847101733481576144974270451597875505895659130393052954343086167129278138659298896513518789818156061353975097475815117060158936663853
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,026-digit prime (151 intermediate primes).

Certified number2,026-digit prime
Certificatedownload
Certificate chainshow step 12 of 151

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077935469 --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":1100000009077935469},"decimal":true,"detail":2}}'