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 #1100000009077165879 1,366 digits created 2026-08-11

Value

1665596804263797147867295405895280978473209929373917099724112394074022890605799290939357844718694834413704958681404682527381747808246176131112757150910103429859003789221043411176767486432973998787500045284408769734816961110377834134497410952638521840382747217460514298944273010330395193167911069008667848759049488084247535237755727480918154006406998257692263500044246531396297163633933871162130001322236779685527412285745523797267442799860571006941485810367456686146525765243330424640594401502655861000274254299782787664147627323161034068249106464627550008227495204446702123130691537932134960330215294464929705422078315590307361712025307510016233441442044115001527277430353380010220919805435251722489210768729675018687221496236852612630490458474878977863695432888975648247177015609895044931901755863603396515673394405996472318023300617863942891853935994299689650348953185782102683061908918880076010078941167294838974187939126702832245136232834844501721613701510825826979443782266697841073528738795546670157254161600176816003794593907350924518039198963170284838661224633469322810780641430659656470004104365791748330684164121979709282084342057346557486086993106876072723775396611713769820773107754033543388899145840580882201387168237798927309148644238043713246143713873794448974327908303588754347735087747970878138001981870054423245025810718654029705330078406693249691
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 1,828-digit prime (138 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 39 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077165879 --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":1100000009077165879},"decimal":true,"detail":2}}'