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 #1100000009069978648 1,087 digits created 2026-08-10

Value

1649297211958278491810642168169684012232856070848374621947106792643537737989305902216853098526632438051655585235774580853010349640447516395328850566933176254063727016494454920644564183639381530580306796135411720458809370724426911490624232471664270076319052976416390037000386202946312464397135273714779382677284392136949076185820163445005172170039490040681556442576011179480634405982583512816478642744129541666635070649939184514320909472735626275038478055576440560677323933255868814367870393823994284574766020029056534636619243668389760929409251233034242135805870512672944639869548202338689559144723767977178529327663990476682217530681801760066087692591961776838201346747681419286895593017452591513238164676864543734628698841767144312524376510285808556066603885392150062998653137678438552429548705701456168989501867500440036671443244305605479318612465919645174160978686838643594232294920209776032183330255212127466489164775946536190219360356178182636155855450440518426417808368674656204777957577807223896227770825346225062062107232089442152798148700036665485810282642273094709706053563623
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 2,002-digit prime (160 intermediate primes).

Certified number2,002-digit prime
Certificatedownload
Certificate chainshow step 77 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069978648 --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":1100000009069978648},"decimal":true,"detail":2}}'