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 #1100000009008072723 1,928 digits created 2026-07-27

Value

18310835643203543768113061632833947277523315309889784140640835528863128579014276954938744048314337474923467453067314131501624643511728830695832905319588730984489676339331757060013555843777955892097716674438164824531265540907303761927081587398960380778696425633473695040010492539283503087151089191247887396982515252609092820664236589486972786123627515617871868595503950143873134935791867362792772866773017731667830930524236317184031114590701226979556766191147643734367331600819789086442994228791597685292125348305767262688828128601010953438787032637792403493471378945268132214295435251341115118947935157639507061328194790520299046467756880789323924985553638481991599028427882918256429659665233517102565754666004145703426468152802550212507024452997820121054282808861551237361282226253741539658459003727592916119892721728112266220921141583007329907130480591627557715753432620034671389075729056138186590084647384270966896013123651332425416552371950231245400020599880476033474243230859596747948570808586794412958121997725304963936669377769128729819467222441081802733214153960411922772887520774601368082863565832608240836968299343115828961847973474207172825971924754582308838591284399984778194161912489791467825259774274759133961575812751834992892472892978384762372614283712935000908067362104720634366502740708910612673248439404153102006742870484924116652046368536107324569778373183137411120012775408688006544455295285418659251952694327717413303994249009682466237391484571961223544248268735633175751628475702185997695074853651190037311787729986935301040365079080257514717500385467080181669971610535826209309830346565474727557778049384896953086514048488754696684322439157130070406984396685877383341541032675958703646096753953455102184476846292602172190175703717416148032628978223761842572261736316597737777925471428478410136121927187102951366715231978922949928649005816397877769220942722984731119877854232633368065534705550960285975029
term 7028^501+501
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,928 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008072723 --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":1100000009008072723},"decimal":true,"detail":2}}'