factordbrpc · fdb
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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 #1100000008678061211 1,343 digits created 2026-03-11

Value

12637521647611050837268386787225712393830951144638586904902229471937452878977201610706818399145854537451730630216286477948680469567797776218206460000244671826614615166731176313127131664299354797064010985374494910252263075522882894797097874207046286460620297297049687796306692424067936118514819343183081366208607204767155168305441643511615578163235584248799125932390538083464963697454748484469269947130632939632950831802979045209781706078990724677167484596359387453231769119976405890646965711132235800270158765429150005216459687742436813852129938829698656764442133785289860339402323602129865256976842406341090461346293103749457813396156151451949644822007613360098773634679601302599110008045004444509882498570017672441135110004296473330046339360720307512400072165287942386263127105259108980841698238427390764293571459996928621893627986431716670561342149572119384541392824877624269076322416723139203393606889870214528492793658868873586863594151195164201425910050274149111948407100519894976446753430032887406652180997380426999326091222487487777013912218720695392704415590799157046233112197409651455591724124426857720408085227034092854181669535756607311535640522934890960373318249735277085552811910379634559872322603824643062216894787529179005057257661769122638230210287551539135370125585950807287835092820402822742220157405439912467348791705904633
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 47 of the certificate chain of a 1,798-digit prime (188 intermediate primes).

Certified number1,798-digit prime
Certificatedownload
Certificate chainshow step 47 of 188

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008678061211 --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":1100000008678061211},"decimal":true,"detail":2}}'