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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 #1100000009063550834 1,580 digits created 2026-08-09

Value

71719056094512001225922265997525503666005797831338011049806308366080018021438832321665355279434500221262554894065903291105520353446195479861821970021048094810028926555677717444498685953948623005708569093119998639990374729120446579511136853619574952386977257033739547618543646428520392801524594856047352319569194716641327432568015540299596293338219637238266233888692231533353309271004622827564535404247516533440035959241598537039064231135749619116004084130979379373639173693835694829266465093296802777371821123015881149987109832721794140126077088458291205778941968028253232920972469858225607912231651993550337847860254265305120610216062304932862547445858820666354451649138034371983362281659745871094811440076254951371330385411374966406655990520971491961015723881236184338757663339497158361097190523360550136611866875683962874938933794621201943051692993997711091595324377156630220014603677736327759113559731570766094174914854644129616644598863366797033439232723047073131074536417004913491384127490113711161533390203129653046184565361754251744019421901764218663067396432184862343772061975119016192076111554660778710039328471092074301395569278440786300914294683675595055719804525053560172470115912704175155020069208863998714644562192556738200479888407494831923761214307925576707781115965350569882453387844927954542447251359860573361520837157770877182375174086020963740595938988122456349305799371143972315787721680667536486472918462891708612158888467191753201814434018232261513605582914656264294736816771143984467088236403028927004609676608074999622405834217854140307136251201605932771
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,626-digit prime (196 intermediate primes).

Certified number2,626-digit prime
Certificatedownload
Certificate chainshow step 81 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009063550834 --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":1100000009063550834},"decimal":true,"detail":2}}'