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 #1100000009064223846 1,533 digits created 2026-08-09

Value

388405557128366943442334822990840127495201907536557139478438425866524384889521870630266616476719177556556611099738573957645394274647958553310625209173983488615447674955946082932240259252360193792266764219180034925926367613301722204332831863369014853431296682956830376006488134132336181498282197598390771214784897946014541068559598690421254728034764584124221242950711488916522293217426523031741693472723486583475986687274972654918785983140825625604227020164973184651332456665128332864605654152674389387547484021058570432698910367492643590000364982648056173823255206289432118598967216221253137969367189450249906210810472345288400609723687794460378822737376834149470025539662890395111549794720007044214689416022734243982523008918553858166557376088493409613442879701228155919396737649396692656383221481999354432349549997597170609472368654399617952950376938096438895057719712166483499309728510203097917968543147386547141678895716594585339383530699830301124862663395220695930149788196977382809164889731010491602744658845135844875955840100105700422173345418053637532701356793608482319385926729802155842935447875243173397639517034930337498275445635278514438670377211869181823078626902095556147676148049428124207832123997412033710028100696833993734564121150382212908523104977772401791769083050433193746263279861382273131426252237279899258745981624793328011332905667734323328083400459818576621482775450188483727392514644809252085619403601141946971782918586486040725081960333209815602189334746725691950650100684323286800012730001974425046789261
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,290-digit prime (171 intermediate primes).

Certified number2,290-digit prime
Certificatedownload
Certificate chainshow step 56 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064223846 --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":1100000009064223846},"decimal":true,"detail":2}}'