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 #1100000009053827841 2,487 digits created 2026-08-07

Value

286603585948873595932444100255768237108976141869897804771820672584836472294158154744875603280256097624387789610776501567057699031147658674913487116820228488853573312582841949839492218128357537113714377534674929246344785542755087854445142944099072627776455929046504804280537741813314402176406948554070323098836691323107550036008370766548687052560093831974478680396475520537380591623855512453817141289931537506430700114546721622488452812429460837292321679673227962313257537731708635103912551669349632652681383064615415805719396255830424886317894858112186337447258403002222758142562538235387991642987859675793187171272798648386165807929909777956522134980063172718463478890151098018636474874239066260371978677941609304685750523242646715380062618966438663381202371525069826958162234220182465580660476492068336297576119041472618974038282493029754873431623391294475473354000333495903743357090075174904039191500458453724859519630457815640226089853661918594787448561023458400077844720622553592839244915950640402134234011453876109715300374071981321476316654120865681273689540130610360222248289042734797640280059624714636092159953216941957503339260981310349999419494832372793904520878825988042304241927564756187251340047319444606253539906552261829941445065447139480868907214045931041951123245884696259439128495540806172929278929820408292321018083230503977104701769599436148809791196631792389259821584432233638236565023611195641279185030110379111502169894575471703098958440710597490705770127871359688953469540511848175902346533023632066657305470603318341420389546471329919320934396383538720521830177543138111236932929310116712646806151979963446157906153339131564289054435124700957077619351950585796070775049070635019364902669824752209441728963652783905670698282457644016260004706054677620982151477691988629770940337864550539505308158531587225062164366138811823417254344186921504158785959682035579161830120236318343752613709133044602983210855281960587063792691998124161221655855630663626236750103159737710629161286479153740494284445849945799357995375087847778273976230911569695494777726974069589695271773689189776972147226940193502070716921762596872418321138288451257147241088878798123551179565758287134521560782582988870915594236043476870417911981458365237065618513682138472942670531168267788697571936149007605551763607287194327804898467572596123244200397652464721698942895484737036615656971295723298983791250185049961782306744569107475739969517870834356675504284674979251680108103023832188879049357
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 9 of the certificate chain of a 2,577-digit prime (194 intermediate primes).

Certified number2,577-digit prime
Certificatedownload
Certificate chainshow step 9 of 194

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053827841 --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":1100000009053827841},"decimal":true,"detail":2}}'