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 #1100000009069116811 898 digits created 2026-08-10

Value

4235978280914246010473077375472571241896079031471407076602040702973668106968215346507823056845840990956131194197344465398581114307348567808682445774104222459552592653459226325232589191065103177000138346116527391957104004759030882760073994641382139807800723838235508753109971751952453510989348971347750812742911724346779251701941277019973244500993013804247284824310980099198935423350745105699596234845647667341536027703696666695271870119486978834550688839888225219751296520720507857960434754957710174357956107950946105126798472495101827280288572508016354643972371052219116100133716627354995010199344130246604221775981568661192282477581317641196959226844981558089358410406304037236288052562575265396639086540831000585445075776148762708489356246839343178361301046519530272667300460726438198945515239734267949363278289337047505348914335706569881489946256665630621133222664459601079516852025971788943451
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 90 of the certificate chain of a 2,001-digit prime (152 intermediate primes).

Certified number2,001-digit prime
Certificatedownload
Certificate chainshow step 90 of 152

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009069116811 --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":1100000009069116811},"decimal":true,"detail":2}}'