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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 #1100000009050562993 664 digits created 2026-08-06

Value

2914001359322756450656416858035878512037446069354337805184538342901031652217947105006921525713172434062743856921147149715020880596075474304660670515276926771256624633175693288165005542250417981416280707461971623139183081228143527735302737976449518305109693123449565878802602684548640690385395782605906633288038805677939956202556093869109228055489409779126821406224083739131928384400381589114642933475406243781012214089642369628665064283432356694204375876616543471051457265732942633070029284431770332278335808973614072431793792415296285281383548457754743061486098208342700409570546853092948368706347968475959475152785179178806207825719781841267168677702878021105981
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 1,532-digit prime (127 intermediate primes).

Certified number1,532-digit prime
Certificatedownload
Certificate chainshow step 74 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009050562993 --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":1100000009050562993},"decimal":true,"detail":2}}'