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 #1100000009050962690 649 digits created 2026-08-06

Value

3195018245231017308887417886687601209532615364576927532919252500502032458519881255094511636411841219184083021453498311573211546697003148650203595066448411468519664106313795589768497702599288714214509967535920255542424610836908310694397905538727884006029952277535285156298335506513061217412339693349658673153013458865282247737438292691654592584306591908569145534348844082816276849134067018625675080087782703897154201524223068429155958075422760704969941715968431323388742635371346412517970141802720991554672681686299767982537840521741464254825765820171849289796175679098808041739099735926541238253791059963789071819635218481984576542961675436826110867
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,548-digit prime (121 intermediate primes).

Certified number1,548-digit prime
Certificatedownload
Certificate chainshow step 72 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050962690 --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":1100000009050962690},"decimal":true,"detail":2}}'