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 #1100000009008090068 1,291 digits created 2026-07-27

Value

1995261537530733908746163354523328459033984906458172193235724219665019579885416614250829478949519085319885363039360522039603418153223415093167210248100712952992165959888312929050985488328574173966737306111600228164341843481656716467624658047882332832656478366700850925556788449407870855710343396584002256764992657485073761550525507796857717049450812718282495662148927847905650224665628182843685654389473470253100949398856095784677869625521233919084754275255672023216296883376821854237390385896409706828505047479167135991753513704584584881806602955980006403683340169305679706822306333012772670955687853754722816878753959995887303106684695329246309498666166647515379189881494921217604069855310957080114559038593808229428916207334061366179470448434088655703103804759022683755744162448217687974853895662333461497251161319687672143520598035673124878701007397642914087647321650691547316498755447672488180066638237785789383028476460115764537325867693457978412120357023342044753322290464412927909985745057383177658032593194820263614344789635915087724159932789304371434258140054999449549468213190680429416125597238823188598714324270794621027138432993824098696725055332350741566048549989680070140078074087383221780731088519695827394545602363292915061223027289134430070644575992193340918708616396814249
term 8587^328+328
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,291 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:1100000009008090068 --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":1100000009008090068},"decimal":true,"detail":2}}'