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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 #1100000009062630922 1,609 digits created 2026-08-09

Value

3921114309694991935885206640113362479634759341789034039257796178998740798237775734956347155421326924715434899357461817595288560437011249773536378542337208061124849055719653107857557373105924792479209272479744976562895672205264933413304335190180792852781835073952981188075442019628905905593346368223230688736912066904260030894579476295716868807969440927132186899078734187019985242756792275586658421558286381829572687638359564365798932282876483819920633871560897141979786704122714882635893476836669182793434080637363106935677496752755271489937609510099533167085180559747563232288168758728275889709324003312859995963372682678253934417844189150511082788881872384380959568213703348415779388111779933640443271379313257349900030651876853604239201410190837867757376492623487230070625175724082489953383406640891245064483601954068407866818917009076469394460133810146450019281268853247688619977833789218282280445568841534821963683732371842723672906434560811097646000251652491449535693279513843199002176464253255268843915550101084171872059074722256362497264464709184836938941172333838071211352243133083399349113584781473014771368467815233978742718141525117535688121938642568736442953699970368484550997822317018315523876393178965479843100251726353752100948088502187604886881209726805016980263376959439920499860421279396093805434805313570778504343900491505205599390938242600815044268787912324964244671700817891647509122730203365131853303820466886242593702620027135481146296007994360751867738309643819952875661722083172240241680191223928564033756077827296119661458827805340999575668485823935283854529402751964875689033978511
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 1,696-digit prime (138 intermediate primes).

Certified number1,696-digit prime
Certificatedownload
Certificate chainshow step 9 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009062630922 --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":1100000009062630922},"decimal":true,"detail":2}}'