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 #1100000009008061391 1,099 digits created 2026-07-27

Value

2756976488142481220173979468315995061097052560695012909891875814701693208026107488339335333461304661463462657497697325779970604086755325948029365051961798435665557031360484616321935776342101014151508183030883930412627795706397774878157149374082283354740782403238731740473530636193162222437295243819217211633424139930006301509750210403730165867273950025870366406126992448794874808619649079132989978605782088110603504896975541768081405578216273363567601147597965131292167054260053135798707940047673075408039289228344226301897631503255993250383695732760938382028357995859963596064701260672817822302121390014981294172501104122936073372105168126896102323948734323656331997751927368615596124206574503218481871209549680498980781630657744358249672689014024930114411331299963849797819152112267027788027431172650762252086750749084464978715767111388778312177193324749817894868498207656011422327660401052816464473740927581181130082298892089579892582913416757468846045918889356356431232768928231370601361416870021863061828767368892831362459133844122602919983383289982114825654462985731762232649067292598145646913
term 2642^321+321
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,099 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008061391 --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":1100000009008061391},"decimal":true,"detail":2}}'