factordbrpc · fdb
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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 #1100000009123068491 2,189 digits created 2026-08-30

Value

49935503256279767132313679741616447290347841018916279685518178697551003283414877469171180153963880126601886329695823343091992588486588249318210524970996502108128237615096670464544950526038176478638857071413503133966989343447304752917433438706211661793405849308155047634027777394225945241859931714032628258485241725991839080658564359857814834800783473224865436644730439762646895257960854419634671435618339838860160623312609673953490657499000566478903836408756700280995993862539783649451934424018559049222042537040749577696000828923413514085015550234071224612045975833719166940988661700621473799929753442766112549485576582568678177930952905791181678166414371140913661239763829861299825656676888477761557776012933160829508136197408366298636178174553367035792556461071847549949362526297470071768727498580905657579559402112526026615500578465042444479514254405692121964120819279009509058956668836552742755691470800190871005549717445560208270435962312178755513965783144403510425092804557524081753835847221023121757515767423713001569535396897984930357493341875949733223435777946476892622848755934898160354031965938324242607830927321205099068424774278393258861753052020911060302676930746608229862803170912905484310606291956645161205575097726923623554967144493140199113637133811705799669852222475500218611704891384193276179199310117949558062023093539310412630171106480212671474931660373151328238495668822557654224547771185931420880656635911598611964350196069002340212415477225108596163012178174832972914653207202161466486516973660911642605991787012154815415513366962449377361808340446913728054249899421718033331207387216161286908350206681409689823827087842005778314445120939502276204558408426736004235229913672128059876056575321497655216791773428552336116239481254330776950904159833611083911226723066388049941105074818987243619102614812323495476536038039547001953795864716352082838327466036066535480636049500064513291687657551108276798672054830626860676314103833827856248402738317700100999601864231792312021402917272382665524879963041294981020600167488767590231001491411182786091808966758546086381969289827146834524590982030300500797966374111704903462935004106394377970908120608848923289742113795671
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 3,057-digit prime (308 intermediate primes).

Certified number3,057-digit prime
Certificatedownload
Certificate chainshow step 90 of 308

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123068491 --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":1100000009123068491},"decimal":true,"detail":2}}'