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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 #1100000004920981234 1,255 digits created 2023-10-25

Value

5423645941157125110652185340910842050864540443460219981005817899135530380080310817729513738140224921931851017617122856856118706831260221905684901336438748677609270328206381161590555595020979115527052953284652503821166245903884601443279550606732686693852247665243175693239943686452548151630649103293711843729722408860332353881291241126686749448761503846583252501560365888655311426939382374500614109575716008237236700056568547273556793778835171799246505980176051412351074037517452438149294367682431918984465468763044885184353696313733593491077304538324277675145690640419011790337583381228017455602910221473927635455970174878578736988743782473672187574956248867920563882992129317196718452911062260946548402528776902249084270827460975058506083228823122849817959056322575153397297642603607877173905357171581896614480697261786854819096875227466509523519305334418486986343609989134103678732826894091772803255272043084986859928808061402464174107288719814742149636385368219156559066322433336363742722300153408758563521736450802191478167464642143720017773889967051247312150940347120541690783506797225775840640260380365278512307225743381914346216582203290666975410439768167950319642194348210174240923961124902505140493332395176825476894564797650181478878713033022903
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 1,938-digit prime (251 intermediate primes).

Certified number1,938-digit prime
Certificatedownload
Certificate chainshow step 87 of 251

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004920981234 --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":1100000004920981234},"decimal":true,"detail":2}}'