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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 #1100000009074404077 1,710 digits created 2026-08-11

Value

591541895982821839933925911811199919188287442522244481749589470793862746638782500246283541048849388345752011953817697076423589075681209718740852503551065135094058414509703474328152786305658341834147839264863889072167714425438015486270318771544736146325459654135664200826495445425082124141749410674687096566756661285982083036223582225969111582033412543131089581939771559219754665399815117587795894329627686144768378312308549240620859987234783558991402255215151436085839606089874079795720140062746823246986958925917966326591204337806038308246245891218711027149002085091075343654297716192763669677730969653359179894727898910632605456028570740402516758170325626050683762106760155486991640591336906548720989966827299111812688734635729672036139522147872262397001428464355364883664784774677586112307543877064130464844532936039440422558625683652283296441198646258613502677546805454030508583463069409859749802274261919727298354352219929984174770766616547383565232653464325269386367617892190292202986660690953656754285548125874815172117483910923127900256120412485942221727268606166308838413963421884001304409648606882099772281859023603899633242778367940587123881394406764742889234660420358101247170488979283398386105096224168741796426789982760308303857761523487314609553750327202580407786277472519445950229982147531477430356152016653332390282443477391615718178581167239298248232519118299378921631886102637977161362839301880977259148991003578308721395229592568529683539142109141870543399395753312343273200360112808513194755431758607282436866057508403341107025004278828783158428165965734011933486841373196921561181937943457511226543303238067513382977691324586302541516497650112336713337875475905694427350290475164340674759
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 37 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074404077 --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":1100000009074404077},"decimal":true,"detail":2}}'