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 #1100000009053517440 612 digits created 2026-08-07

Value

886535274053713985851791662126394178661760554833868346064461957422488884465711644860167518030287168075566422835911444743985359064977570319084950524409314311799391901571833664180053596732994058769701109042931029444252119594290514030692334751955126317442755916474022377297136072807748000887730052526353785432616822873345975001096978750526686614135129954281270732068734223109668328856456635389557018519299409096977117481978146183199129457180854049113965575993289163328381359226917110564415908951833127736152327776227237250878220449747555595441326791171451744042694014785326223106492178552554484519667982308390293899
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 1,604-digit prime (121 intermediate primes).

Certified number1,604-digit prime
Certificatedownload
Certificate chainshow step 79 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053517440 --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":1100000009053517440},"decimal":true,"detail":2}}'