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 #1100000009063857898 1,542 digits created 2026-08-09

Value

638434810270899367690556997848736733857162653876472543313466793469780871537361784524678789782489443801311686008890849674583410323762331739896969665190976169800757083625860370826384087304652156490709457257018492208329848266273634125039500258398574275474169051529649016345601602671630206828468655869712316449484247087932039969584337130988489680890157645926851888816429430897114837274659942908340395615910905618744432341616935912523610351604238459221370102657998394960695394696165134446584329213079912664031958540639992424439805084347405179162396019584569768560453296798841029462388751524989255981392653211636105072097944759128327979734930605201597730545880882147388457069323952412745796025491625122258819191334092578560546478558657667693285575868761243523898117044584137196424350734545615875460131620878444879264128058626989787818347436111484385528973515081715076544364282472977346234605025280592905048402204220525111433321496996854859518472873334808553410541285282561200283322862982883216498863910281183030365735460778855981897174123546557742847670936693130110308618625349067836895466759389436174952520306202033370943240464742041566766674085205048379144215486480888902821504002041170039828133471453174484576475472902289193396226867638173086229220872837820793567070618456450186402971521878052317010511484919165893024635141647538005515230171318147384882902273624575046565319248926487183671723604939557832825647958809818680847893841948550773109281806523439538626853208715034148385952743629424961130786870669481642372419234710734683104775515026523
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,571-digit prime (190 intermediate primes).

Certified number2,571-digit prime
Certificatedownload
Certificate chainshow step 79 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063857898 --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":1100000009063857898},"decimal":true,"detail":2}}'