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 #1100000009036819712 919 digits created 2026-08-02

Value

2499286762374600104326265968039970112039251058069194731315902995957406545696957122588943788731261229273551396753207088372747503703123772409085154614966445419492195840799323244235799899041992693290092048500446609361640887364035501777802827448674008729058545132220461806978287329412878966042551374736277366676367207046787793709621743055972950926729316313395691453032162847892669763321605534407882936836094566263065895527647631490128505211369537172125312336273762530919682679174756256752419345373019926644322816215502168069287652044780018663695965965366536284359619480749300864981362170865135450094773901536316250962842180225265812520590522286152811718098051518132265247999352784346975125456028199054439693924738337553810787503854877952331471000287005946598001756665730309689489918184611472690042782306866398601370875116145251674147031631475867401195469754698367333488414353321084410249418269070632553570563914098480471871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 27 of the certificate chain of a 1,238-digit prime (97 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 27 of 97

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036819712 --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":1100000009036819712},"decimal":true,"detail":2}}'