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 #1100000009057798418 768 digits created 2026-08-08

Value

247659351375382506031271408935143490048201097006781109828708885308375781751130011505252425421316835658876896270458815104332543579578153355809240911565894628796825786041196377144913047367871827552613558813264829775161089008562627014946415146115600549360748405147624685964174331636042277688706105798198827500371645973214145591153020204728439800564121537582763282900418690812335984725184383331468795000492661190435394693932830807285682003312060658500586891107442471794251444024520229066597145384733970281442544157829671348288881336735163990065740827498239503308943494274103639779118930032157294349517227177453470948646486909900501505310677608018460142957098847178869730362003917285117328796199182115681431217547133669712218582131648262934172116237713897006807433633079363
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 1,673-digit prime (141 intermediate primes).

Certified number1,673-digit prime
Certificatedownload
Certificate chainshow step 81 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057798418 --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":1100000009057798418},"decimal":true,"detail":2}}'