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 #1100000009056498159 2,215 digits created 2026-08-08

Value

1400194942107507775777031201296675030065079269039769083883516347465538326829359534551579156145453050515631494407157271879967849817453973762574394920902847761169284183696322991049989562150673184066724260379521017819516402429260022129690793798655994353166080835110449081321849676512224052590063345442951688754596320351278378891042589809491761475389199593398881473793116815235383547100636136794286249125473078920969113794888396676391962321636324809040892531265644815658981215470212725756536310689078844218567174340427445067082483833218643400746039265065345309975981245002723783038919760290122124899407867483054105659135803584069576590478826482275208636741995587289909969966073421147381774612100688933744937870337278069419106409748829279658094136240112934249035007648465755764509295751213242599205286420829558494899336826791675618373763265415846235632869491761369398595429569792885294319524257894396145048172749754409084169023879882207708672408777791612646856878750211404699197920346277574748774475926737307359356725987145042767476839520165078997182200374531799887882347300203756772305678866114479125558671731071787126102743862240858539036263736520618691571197478243841296240789575528584232006146265095715105630722237268170768152939725044496980541838057913667177409645269644761914286750365073848582488401214420759550448625887034467888755660140681811208809487626948328520646774037449433490612747562489577015149813154528385165850252037904529878358039207818699058124911003934743592426647543945505121219823642452727738937080696376493060545777242397680890700764221404178896237720006922041347977898058460117135455721191539728609248756312015539503385776094603437198399066293460738362961192737193491209449907506937607562558913444222190649071050721019473669827874310921217780245648740032849083174094450811487216943177404002398858417872520162481098699606838388309071740688260780534752112892560223795584023915453873465476756248615309342823058896268413594000438513161218973904971670642507143461555882746009918352350674973615723267094491942998502820247220387983170383345830272324137352519354517250369761769735600826210560314445045535557087225445743829642655301791917010076215158205965774605081138215545981464582647430645683193841163
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 3 of the certificate chain of a 2,238-digit prime (177 intermediate primes).

Certified number2,238-digit prime
Certificatedownload
Certificate chainshow step 3 of 177

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056498159 --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":1100000009056498159},"decimal":true,"detail":2}}'