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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 #1100000009022939858 1,116 digits created 2026-07-30

Value

152128893095320306971240916836147265188186438833867372028910092172069803469239624665395778519967705988492802821554516018714380143286879955895237135757130532651617930156821777160364904239694864894459052029863530074111986062656364459059788969999924776751127883036977014564844751668586029381693636005249528573101906547203511174761932124178504747647269081304853098456868614643679005646125928327482303451455215864585092784785648598638852041580563381509940918182581848555000381260113807011178768127437644924849947019761613851086826053322230841149569823397951050252239247112305108106655367557193005093427409325218248825715948712125543580362373836437200265763826711995536583709715076463984554849103655831630714507267899853087016076063957539704662777795535676957235899113148573299121010797703059577271953660662985244843467867012608344720726759107302023530583365201925486147228962549341668831378594149783587966366980372133280538616701470510363966379112610565902098252441028135469287350981488518289630604782524630497274416320132282020578272836180220409129372095260673604974731117939961980524494748835958154856013036023862616773
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 2 of the certificate chain of a 1,129-digit prime (95 intermediate primes).

Certified number1,129-digit prime
Certificatedownload
Certificate chainshow step 2 of 95

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009022939858 --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":1100000009022939858},"decimal":true,"detail":2}}'