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 #1100000009018529361 807 digits created 2026-07-29

Value

331257026917672343917561890605686767276098974694537133316646703190037260647109423477051563113199040533589378684963444264706616166100537677066448232124084543143203273178418456544833517946358109784773992000034620763492904381527021682493650315414500766370873813645476723508803187592075245436021432749282888870869394830006347197790564769988680493192982798110188053907464420147102392219187413164057624008974570812750630716384308355060552681312012818542329835932510176780450100553455380265118237608096607882495834834438325756637376255903178555154166022011800799853037919849450008551114474436691294793476003786893513577223689659074942246289820499612193148213206417083342568908417612306002151202960401345231078430405064506874033907677488645759408998426493630271596621780881711574050825674102335508506327711789872013
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,005-digit prime (86 intermediate primes).

Certified number1,005-digit prime
Certificatedownload
Certificate chainshow step 17 of 86

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018529361 --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":1100000009018529361},"decimal":true,"detail":2}}'