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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 #1100000009055630552 1,713 digits created 2026-08-08

Value

604558939331372984732439622111542122368158370891419993497670210042603633083819598813151961394729389054603535909544387619718854646295014227987361169168340278487168697241590888067417439412151420479295679049385540581999106156276517614153806685146253860589575521257540580109786597671361724322052659488845231208727152242125691136491730984094115224901551108521564323754474929251750234477320722479365080292562188352969784875984015231305405798481865687264142145079340499944366737571316503534606231832690411332854226786493296499847121797527641637606859265544658212910390448596167568265208405080629468726900220942199070334879700045873214335796048835735729661252857115573454218429866530616275597654143876821093121571361544392858195939883674571871100875218249130705956573949667606883941671366584564780774144697938585529796127954894004466378097098369831156147333488205512640299040943490441694909925723281002685782450985826810512383505661866923123575614156922859954018289131574766848588045352538567837230154661360385675309475464190716655445703546464436902469939572852699703273149001724515629762033570420239617693959736926607706726590454864483103712890587283831461903765527979241921152901408527726244627246949771482698684689491398512249480330575407520563624823744651943635773102803512756818863603115044970838658286911514329127101203346599913536414178270685525534407256632008597865149344818267997866325796738813747035521996898631772248602137158411120485616544984879363590806808857970057264099511972136659984511257953463144423196617139174862674874277406387525603152506514655665574888029481052407025373984651195183379286338782437597061714925977674808596870651528038255199810911332459486312292030191945996750294533242922350072438683
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 2,592-digit prime (204 intermediate primes).

Certified number2,592-digit prime
Certificatedownload
Certificate chainshow step 72 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055630552 --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":1100000009055630552},"decimal":true,"detail":2}}'