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 #1100000008680399922 1,521 digits created 2026-03-12

Value

158161921675058614003880374972001274570599754076895739086911029096357734153576438189562314294664319757281076090538222405984723075025177457753325616951440918736424458086336591976205644161910849677873501581090892260608228194953355603799718046397910247374626068440153395965332525055298100793260458020063909465578305674126857834709583822337691128005251477554255322317133391621719340925649566445238559849149911068992818246154914957745121756720628129130831404273168792220415501893129342207639454268405771073864938837370624617596481087430747403992322693259314554325611479311664040511381034145592174645288350239583978131402754956235331178251965984260915854922396967669564064354681746106147814849927775507356149357292197348321290829010914918045671110027436655196579986132352710641538513001214188642921708080988752269926473997022219468430198282572839176572558674273613174731797712483043818717848894623647915976026274824740176026505472341872680766598516194142044132173447982146737576399418355094449711283271161658562830682537000041406595258160818980319717695511812953347049217178488881718088544137741824098216679886185314952431441609175624444449537223567058019361712322360102772936310893768893038795818840846002427418604724702273884679786092371006872667215600297422488084925201248580792318359824001611793056359017247774122122457601914586793946013367924909208238679786058920517118500495051720710799626637279106372159047142576428664083512820853306752774263043294165837773840946259268048537096593369416569530693789167153100642857020191
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 52 of the certificate chain of a 2,029-digit prime (206 intermediate primes).

Certified number2,029-digit prime
Certificatedownload
Certificate chainshow step 52 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008680399922 --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":1100000008680399922},"decimal":true,"detail":2}}'