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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 #1100000009091290298 1,244 digits created 2026-08-18

Value

24636999314162762231219205384920926218544502682420410295380983684052567908058923642548271392010201302661889653065362449966457079536600269002569420917792520377519828741161105854346804048143964758620535530530564550456280571838799895911307787374843300593889873878403394061052961847204044316186579904071418950707346285824482891122431112730799468268685180652449324491091734166781491170905060482707896901279731661564484986613797467773402500593837419169142725485862862623706433502092164136390387355984058141434329033912743308585018838266965107319501929510985673396626604540096514006686629602469680600039561153307104885346241060964411489568455517515206258477881757052914924962476420669010025637667496934117078682157288064247766330122115790793711282754658028977444661735973440970826761185690602249497587263744343100378127750210431220440218844349149825090563810924455242413279574815183923012891321722997583737426737284946361563606321134715407871569970962800792209851884515550613451703642473970564643619195553491227158621914750845310035737128077619110210106445100050720947779665664563795605530931420085588659756458790762768589565837747857632951735313558255905669806177886513353434160789464379913944551724415826536613900483489834511731612976966115458814009
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 2,095-digit prime (129 intermediate primes).

Certified number2,095-digit prime
Certificatedownload
Certificate chainshow step 53 of 129

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091290298 --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":1100000009091290298},"decimal":true,"detail":2}}'