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 #1100000009089707457 1,016 digits created 2026-08-16

Value

22121812962563172544694307774021251436631234169344816428125092968237737455230608445018090985174605319179188563036415491374087689911441373551845918357378803210786728853172252901126675530200961434844292720505778346184952277356688219777993465769877359408220015922900636576331943959236144254851294441326742216934053825588302089718893862267266467179645039523101291714597299559524404294001894765987163050947828286468105993621335290081070264212716137203865294571919697702058790081114322932828251322142832980042982475002469591652771864636979803011834858014053524420295156147530426655015934644070794327220129147170251079347408553872072477376865468587414191772901415326536711624540798276618597779277236102588160839990494768769657133966764354068579543421644022103906645795159366131801030510931638317915694252558777020413191035085559871250052631535850109567053426498191698927082755166573213509762466894102389101933590987702692480747945676969389769315102466592401391979287527838389519093413885264542530638901322747641542358314781
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 1,996-digit prime (130 intermediate primes).

Certified number1,996-digit prime
Certificatedownload
Certificate chainshow step 69 of 130

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009089707457 --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":1100000009089707457},"decimal":true,"detail":2}}'