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 #1100000009043400473 1,147 digits created 2026-08-03

Value

2471689937440776154733014975535207735642098623417040960000021513437723476838178789802856577301721490368363659692661933264282511257397787101082557925430128469746133583724593397456019497557631575552914586157372139723718630432847979309395512126675746930889103868815328176305602142350781995879806151023871616547138853203373749181316174996371946383462426776223159185080965108650646397873711115960125911992686456176151853376705979935045289653429039896031137252769095991696099600927092920909886799207415046032982621808485661235882710599246670189047528177735936459682731053672268991337050351025080235612934937388092129648066957607201530123812348829829773429235194465090498194420916768637280390373583559217906452022040636710725999555276701628186276519081135425381590466556051826995685068816285769284181620624468839055337026569829331572814315492303002214333540822991218844255137816419885002935774918084895075608057092604369852659094763203819300324668131751879377529180325996483717068860834113886824415865558328471786692316772817476925056328254603312794837683660878839246020144401648582158714995176751862419458660787264727536595739036482231140715378662134779
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 20 of the certificate chain of a 1,359-digit prime (108 intermediate primes).

Certified number1,359-digit prime
Certificatedownload
Certificate chainshow step 20 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009043400473 --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":1100000009043400473},"decimal":true,"detail":2}}'