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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 #1100000009054833983 1,207 digits created 2026-08-08

Value

3992848570350255073926990841173261551254138443275223317748593942981784346613586531957332471846009265295787265278881001779789795064683539261706758165585176873419822402448661437143672247050452404050764540016352436001975114034285978912449099306624863082062588944089250376221104842982512292947621879668007854199404805705581416804423675300644678622371016198637649094982629090398717250911745941707963507201326045452843934042897548950053382611889163439775088630193975670522265524117694208744705263614946307806582997880271858709585933254266452383131309252265741111071087803609968524863445001740171398604742048593175769941496543084719558285053742485951229183284483215743541546476455301671615254869191499127192578959900564173613678571270081044760679816833900993351581570271159232293597331608594024135565309329805066749296963272436873806171955781707178164117765565127618149719065776294898470723988936171704200382286236174765517217530257323578550574190907647379389430601624481473888720756090617402411396856059675775713594881461254816027780461420301792289294292048287296180357481076197907538718009597577880130757354693048272121167507585263685204992430482819091290077798145378967277934816455711589077918216799701480832467
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 2,317-digit prime (181 intermediate primes).

Certified number2,317-digit prime
Certificatedownload
Certificate chainshow step 87 of 181

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054833983 --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":1100000009054833983},"decimal":true,"detail":2}}'