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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 #1100000009059117643 2,229 digits created 2026-08-09

Value

537900177823311361386316897941195538615050554624670673066003998895078379461469743157897515464090771817528387485316804770830039844522594881743558167418116494221350645352910883227371788100485925230897473653124029827849417918036323576287195597647541222673961002247277801971385444324891059825977806040480769653340890754166342420730199003218532269183005313573271167315761214988475262532044535866714982932224923248298089668888138914959844470685353607311262098937228289423863786687319173326741007305594562956451471139682541328997628715849069418276474946327512463912900557345222439337003280956323808018968314872225412389419016467470621715085499839628464538276380099975793743518129005153098687832425989190266635395819082264064332786026275454971344379096153329138736051722756843881011935207889585249948366763080326456600975627801808467926086320951594543338722166963109689130797899742074121629942442352467177319792603397667082955391957992041555569219641392236131613441017061498049293277395307092512670238217326987845151988110677768688621760682809426320361529703904333768382758967155573100957550564065906712900879889990084751546105152289361801637450294665487675311891324407148679646176980715949619031300590432590682466626998778444830662172809432637102598395633828116262524622881528017591142608950846814233738721717224931482120246910745029581408497163186540944127743825280251464330057994969213352605326967398542602693094076206069043700794044477778899755817214133920530859326574895517053839038239054500002976807832829677975628884705050792416284010856910317649629509935445624669227725562638194801181625952072333909672663467565565161429144698425335266060954378465597098853910667497339195222549497621510605856328332261176842019457089933447887152645732041010270869055898332537575820644074464099930144128642847327735194100450618340878767363903475912711060697350673415249030889107602861445432195099436416903153551882374901847991914076866152916084444055746320326140497655251640135692269936663270180697737847515679729264707528213825797087335722481878242759500852232307269067564214221600057806930023465406903275273731640279042919078383317105941091293043146577950121542020012329016946124131079019912693547994969107014454893656296367413554275776609796701
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 12 of the certificate chain of a 2,365-digit prime (182 intermediate primes).

Certified number2,365-digit prime
Certificatedownload
Certificate chainshow step 12 of 182

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009059117643 --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":1100000009059117643},"decimal":true,"detail":2}}'