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 #1100000009054290695 600 digits created 2026-08-07

Value

475569915609985789090670095867682943682531746686582729961422089261352805684652759194304970851819031381872315076327796460929570031301421061760868639455568331100276211495489872197607001840561423947701044001095321388073259811525253402085179284873170981892381869492231350380292673879659205355280583279614454038817969670631960758198124288194515620043240261911539314409375192420450278479319309535740138742077755136044766767038641941422619609219098421097017508223026124752065731728692302771921751059495075222333105615367897214217703222082644509806972413037699943910342199687396780630526167919296421936583867
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 1,623-digit prime (135 intermediate primes).

Certified number1,623-digit prime
Certificatedownload
Certificate chainshow step 89 of 135

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054290695 --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":1100000009054290695},"decimal":true,"detail":2}}'