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 #1100000009053482566 558 digits created 2026-08-07

Value

187750309626385782801483228726285472165041952628198616676952858336590395464447981805375127994234675227063108553734954803399805634620817246424306076996482004385922950754679369939891038900403029749755863131492919579862865114752478429364821058764549101111302233200645509074745285653283188661147738737191403328462562515674976568806204780972352388446879095115012013102822711098518862052576447078375607286444854328815263717561714726410386454434111225042229318366869355834098497807244755224088159963570530934018106700509546323971667846457026777251425996879000967837
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 141 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 141 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053482566 --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":1100000009053482566},"decimal":true,"detail":2}}'