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 #1100000009084386884 1,016 digits created 2026-08-15

Value

55869639264843380200994342481317521326786889131804952636559430931547437748678898627493801370830064003917141159728415170737485639814131599504370274339401252460441108162528658172527901515389292167778393891106554561299869356229017929831281884300368549687851642392149637701616445969353498905815470968495100136929367551934990655425223558362755741343033301287440486014548040654431700673392640403536145358361106803342283844986520337108976051978333948391516035334789339097772731045577353834611461627074713480075604065914963663845383324487428974121014039685145758076875141248560135331738838984998214108203965923643515039785893217785662316715045435057529830379789865734141681418762539880450626703824720028706927167867451100755371840189241050933514161604257210596948576977860126066519163383835809304361393286482727097811131994936975156749801672556694160915531229898022814994753979022933305364044367818070877685268133726115677411996179619307856126014512140506872895491298050027575248046354431795675358385702876548319058087966663
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 1,956-digit prime (156 intermediate primes).

Certified number1,956-digit prime
Certificatedownload
Certificate chainshow step 77 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009084386884 --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":1100000009084386884},"decimal":true,"detail":2}}'