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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 #1100000004870656276 1,905 digits created 2023-10-25

Value

159641509384027226186163024481440273992117018057477999887489881114513537342365354921203957293853853952835834804125442101453109085434049927872143279894675791661747863317889476957417603377397616749882800330223406090640063372453520130577045635539583506931235811560710520108846860556520883231507615380244931126595362406714419078468299623865160225622185826623653106201924054235705526309577524283305721916001893398457682893482863255058186065661193363286230381693820618538166725512093745951745215122352915181165478924887222151321899067708391928773267155489846237435325319754104521685637131111335364146602511284442088866084434423368927347939401205263774137900653332821745781707378659329293360616956050632018371650838272107084680679459032083845455817155410286876798537935456075104114647371813166843157763040799785794419265642063178538774927861618473881443243615208723558543684208999781520726320345996950649867013354071521590818011930255424562096590946962051450862805976841500807355501431713038608935062156396986290846541977534200879935877423763337284751668073645698580138927319460781807728464388029882679473983533936481866016371056430858416465863356060410879645437461993388457062561390908625222654294897942619469952490268790110632149516173426201865843101283067298603726022362878667155413196436193165407481861471080370944661444480347096774246972370048506596358987449245364687690450140218123086662450002636829883800625862428943457057241329017483973589940825023758526210692056294670039794536902850171759673924667334398907597753319689635224792379849016203961592192628160644923372738627372005235437079059224615468220470600273127452691441584940069399389410248865378954198017036442179616333054628381517028325583775235098291322221441532464282742612749827024933755166933625827634559829978753536346972082808605325583480269438264257116793474688007104232216079808611585421711331573291346841491212830484887139309599658252629097
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 71 of the certificate chain of a 2,631-digit prime (295 intermediate primes).

Certified number2,631-digit prime
Certificatedownload
Certificate chainshow step 71 of 295

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004870656276 --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":1100000004870656276},"decimal":true,"detail":2}}'