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 #1100000009079542969 700 digits created 2026-08-12

Value

1780950583557642108490420407613371038273371722517021162224474464215097631268264436681852438405063629510145653099051840113398691756507762629608196310494608907852775996040025695407894971610860490177921875509360387185756585630460165905793348862838546657188081152265574505060031264948172674707834973439600618087024291235996964188929668982734769420786267223637394719942279595285175866107554861385734692527694386216593790377026115010055928132723224424383574962797703740127636385182846609495456070786647215816269078641231752961921598959086180360260025930951915944232104694511771845471727980772499026051065037169757397291793851428190515860275261752852151023221643798676324599246092111301366668075854058133587
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 93 of the certificate chain of a 1,903-digit prime (138 intermediate primes).

Certified number1,903-digit prime
Certificatedownload
Certificate chainshow step 93 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009079542969 --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":1100000009079542969},"decimal":true,"detail":2}}'