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 #1100000009036819752 801 digits created 2026-08-02

Value

222804123440603517957105546929590780925346027691670593611086846195091734426881023552323086863245570666353536205840368114560154571938677195862960900167098938951695334631394660456502300516943780297329700928056792796448080180525646322990942187840679733756531532131348244625136143201966093481296684544123832866363205224581553079983490094697296898848702434167843242601933324247418117266897055485250024235402860776450467676044868240835629966909109877437309629018956144051438780162769990253070200823755365753284950424142956162583518723079687584919399163661547023225918504622615050456655756783484875879212354207232660627510660032615561420641937873093620677046483584955426328943356959734801317823112974715534999449907552176082023141917410508432506063372074588058812848397273716301414215270616886153752082196447
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,238-digit prime (97 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 36 of 97

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009036819752 --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":1100000009036819752},"decimal":true,"detail":2}}'