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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 #1100000009054290311 1,238 digits created 2026-08-07

Value

24657904733690968956208634567934328417047550413593821642764809582008802597397931403690635826683202473572220542701297675437093241073627892302952416081537019536716148420568758697771382306942204294465159249599620846726617132372060304364769841034541351267298886876275173198172423557414844583236107594892122343764103601138526620927612769297638926242277640287288078897581503529533087483407904497726174039800998148468636644893181121723677801968567167890880283117608049650281125703324593803218385174165278764303214514132623972211389554056989094112823852329468009051926119691591310615245081298931334962744020064989463221268443067089497651158615576401339830214549232066159639390042138014613954056522707982588541690027579644422162687986009033505565796600751765281387091990024155878704876377910737786229448985940231260643533976270821631831535995393563243556245482708904460422644240115565837093578446447740049662948704628691791758459966640165363267902691512221563837228870981270779791261749548833834571972563754542075322783596101607325528182865018867276977960405280077815848499515843068027664621854660057558487539242877702169076868534584836161412008110761148904223894012662930511071592274860967402256160866641713797228682917756409430223050601526244231
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 1,623-digit prime (135 intermediate primes).

Certified number1,623-digit prime
Certificatedownload
Certificate chainshow step 37 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054290311 --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":1100000009054290311},"decimal":true,"detail":2}}'