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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 #1100000009066401022 1,074 digits created 2026-08-10

Value

606273095074451055402227403817887786939349394139392021059426623122260800023733343437695575591645765752789083378323842475344278071080811600017951801812099288998460457235451646230294352181830067172640488049967791895469047486135775937414849245796217687321561922043087478536577624383078881142229735211031704091855018278461284736881696744010480256013782710288503852372652398567725944246956507766711544222510889740101232734136950796635250570529320989680609504600714650861041494159868290704901368542330917121208975632411148817843660666874570477759754003713996891004241982383984820756288464841932076142400167489375272417934456331012749393201715121276575469193777983848815016149649851793459438177106948652425497031765884413504135963152504197867700778630018081664373182585454907871924400803694256028287738422923593407851068444956107992894853161160413186439976687681884409454195735595858169173233157996989060258737739810235580224363999769864738561506390533317821335497040902753035571094098834127670909086159563719549733254932838594143514014984741473341105749192103693678921239978621023
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 1,723-digit prime (138 intermediate primes).

Certified number1,723-digit prime
Certificatedownload
Certificate chainshow step 52 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066401022 --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":1100000009066401022},"decimal":true,"detail":2}}'