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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 #1100000009064223161 2,217 digits created 2026-08-09

Value

710800723303921924146378839984747474491135367896849779600953811534634693815223184067939287628040334138292445204643802054565119911530401091307973096328980115850370610743841428712818915090559095951992605797775164338864934861799528867611769696981340319368208691887659569114908673071050151039783356001494030321779512736668089739479550444264987547183666659728193364723498347795541269728764870391146340915922897379703341467490698850244055665906084055212048979870289979317723171349126469030257057252265214259524970776768664897885700185466053249916430868321944712388471715638109154633147773806079145085583746169114793280358158907614494701980012913834844182316536073384911842412419747800396802269861451955606842853107647326203355505970408078676487197690828462060395315170099652147430143722355529615525688147025828375383644471093047090343719557335300073558837283135237275601422811260272322171795785423058141548168227151235217758967061415096584888757868251327783255664065920254598878041634522081767251003636233844743765749214033639324173617623894998097616233362714309248775719275317999623825996967830550240214735251475972497174191161595504852322864647150097741882996812323061860860891183866940989826911697774202104206964509534579274456327006711482754642923341965209969535326064206952107028644879127577121976911708618551776804713974218078172945540161907924210975211575335626885706029606783646481193326394111735674444335257605068247915804917227009819192791030670813534652314580393706111964208997055088696332845204032913843670949267119482554977672383643084336619269334614966556472133714157454998559231671791231550092891100742490520119198800155396045378973264748115662973917910132742185374040029304885029872302678367100769988053542728132615559737866072362109366849904189992338551782792461948655909753081847989358378680264876007939209933759043204168352953236274310358235555981872186034667548770718285444824205574550844819936233526503791822711295364159924769857777100390242979519432977678635115589372403655821849072645998635395402089281318367587365332159907877003951923267188829565040237550709023949282878900609040955534665438461588706622501437986013776446124581899127283430629764212965849398135835185350472725649233696434279993917307
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 6 of the certificate chain of a 2,290-digit prime (171 intermediate primes).

Certified number2,290-digit prime
Certificatedownload
Certificate chainshow step 6 of 171

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009064223161 --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":1100000009064223161},"decimal":true,"detail":2}}'