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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 #1100000010596472428 2,241 digits created 2026-10-06

Value

190220915394868450734197968082750946010261959842985307306190054784087401426179206780616226874714084098246466792379479170168439451094426948404364033036576492574302553487508204244787141695513904492248562407084273911412810393106447357841535057031628880611683293270678137717690409017861456456863698701444824623941412670601155379761726484161011986808003763277971995142715727299916347744215946944694984022363881998056981136117655717870894360380549491199583725099299148576309977566925875342988430374162515814066685557555799590711988328616245793436376556444954800162180264043538050229681074700551165219826733888280878519995131143849202068778302591063197115748225762615936034058354096594595011299920698213155874617815219769445385345182624794704723295795637787594311643915706098554624506942148956010633545197101747010583248745332308196091090112807584382987523791321052973475157571646968587150014625832264780894265182131422849413559327392151918386186451406911471634973914631274005377259582838752971156378032012415748561066621218220355392862010341566152924744106897267691313897225406769195565122215348125449984038205454700462419295277259884876978008517397869706353215239970642464923387968318270958930761897748089777652257346122809953176916805118314172464770755913604292415673476230080827010751474999085989688886352123210603744969680063660619788145732837325241771844349105606432425585003840145795709837681223111139890815893900957376760489580148081125133344182301004026562889649533087816517228047531900636501392416868974295207691782074211151669128076526511917755725474612862403505408658802497569630801358427229562190231478667121232674040700112748223417744204914309642896512502828894952815362325286746434013206331811486477423999016800601243219959542540524765086498534400021941337383882521128173184292088424250392863284652170998800097893435770466578435590518961740163107273786355594560235458239459164460931026917707143398590686941873682334302839069354599640724702232522050222412075118106413103707761672307959867645003052317172469441872354056025986250529344849109767233051021507325732737036161054320393819889565232969390463705914439277137518107145305354983199998046211083754797838395168019641686931330005303400821232093928151054465342791640388187517812043713
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 3,195-digit prime (227 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 72 of 227

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010596472428 --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":1100000010596472428},"decimal":true,"detail":2}}'