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 #1100000009054508439 1,335 digits created 2026-08-07

Value

203605713107597798903930814416540717858572289201030864697679532401855465192164780554975620903821403816261890068830135579736259930981129103723935492232216856695340048192601134412186573949092968694014988839563647896758467401728172923642784811974124865591156612927620414150847823829210244049307268747314134120220813471498351572840861238056385831089079516558230200320514675482178816736717433458591373784708569128879726162641822054801102565057280904706850600859571446347776168644839604111584911482901406639724360950718111594549217925304634183509692078115167817091163164512786139697768031049694081499387045988009498780634848102432638695826750944926388526133270603106819095383431477694179449828816110188766976063368898343542278607190361221912610851055060052382594967238253080158998477588710597805697281573244899756979161716086722775139271610428510445976909734656784760098250061681962185617532888321907809932653871092470576036809161604955736359618279964353257708708899437797310808850223687098997956934997122363227517899244485051042429494854550749510256158704086994373607764134842098755104231115674231813043021068679647624421384261014199840057035762791318199376072986313012464381043198029836765715227893118200317288903562154464675234523618626553051155820312232164456061475053146857757139873957047685825648089936405588441405790449613324504875309
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 95 of the certificate chain of a 2,582-digit prime (187 intermediate primes).

Certified number2,582-digit prime
Certificatedownload
Certificate chainshow step 95 of 187

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054508439 --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":1100000009054508439},"decimal":true,"detail":2}}'