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 #1100000009008084953 2,400 digits created 2026-07-27

Value

160860289212759141294902112581185405693220371951374056531340084397545969588441205821251532231024086148805995148662834880541218354117495013033425981074467150398159268280894299265918518547738554747203773954533176264581223986811410814548398803993598879856960963382150794356135702527877151539439830339664653038343338187466654949437138860047425969643943268066106837333355759686135785448759650665806532156775545833792479346890559316163290210378791075371944296840590680258046745887973993605238262826193792479349599848957235758800687741015614125819295597525291886020241110750851630048166694666412864972906323092965829236000288785458264840013086593278892742653566371340381095350678922906004407677896530158311094149126552987194514099077910498502840858665451905583245107418528369204751546975016401028772054772909462473577763874342721685335244247299181445139776470299951167407755286148644247450468483424457858151745126068630387784074783907120327918946884761349789666149876726142201638031351795275321592059565997900870005628802657022871391795556617958816796563683908089636731782418265982934584944440118055242151650554394693942140370093307763250022479941226591784781612127094157759596160999471002746882932666959194218144927971268456139169698347376527506468652120997232143740660926199951566150279892006830961666358475899729102794056584154973570532046380687374647203154759133923866698123511367451805104873590536475453740990972239449134564550163237101401031190676248365425948589194546479546724988762765400774748982069980157156028956790412167278904413315028198451012727439107665770282458749982824053119748327548273856486537956682472750040207166793536204412057611976394352436607111602657301524899295107332570649975124779064740340092094305970922398754456792149597408644844967237578487725224091407441337268480616814911889070777413239987710618186753795214443390902402964401718468163503878471777334989132156831799465005756490692416774483788734205647802010255528747395160180621125175478342560960969674665329804365054188618102593709111451533108416003207846088997823536839806208574140578076384755214990265108527094866763019196083878012839356548736102085051340081032659264481282214969708164004683411000724453171982302009515227291511980392340400965738766173062468128804959177835830155417215581156853060465250011175708465944228498221475544851463672528681898362467986035847456415191151550672032780099136143312583280145148308306743
term 4209^662+662
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (2,400 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:1100000009008084953 --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":1100000009008084953},"decimal":true,"detail":2}}'