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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 #1100000004848866500 2,111 digits created 2023-10-24

Value

13465105553049643239996273147205475474797536865924250515264254312670208292775284183679922479815576250935977290315733449666769123980454110910707076286125630736799380650817591281020091849866532528776588807348061264663504206901358194023271563903856479443719232325818458626768786109077185584680589462961973307217131325508260205948488995703049528469683341853972240696498848658972874684911519182716216374072071063816625121346788247719295342623815832438116153911793473580471870865264538533187005580527197007981103691245545533361025940196232590810030486467229577740532524393857136102781500373615756829283781963024611506847437074037568871354911596229895642328607929608772064427793582249294707119399989387139067189199339571659745704107509250634743669792586392566223114736222216936857464197365774710267761511036814497991079365522273956378663767590752401270877079301715225175426880874918381399034360804734780190124506216872043575550243450299019190971755737778478778439567015103298605338192591656361199665478902751911835230937000864069440021630167502702727859838596254070025914045120460418080466305634813342987541395288671282895806305079668949597059847422910090716221305152102638772367373380103748764484231797731513868085749018309240928125015151587902319335794883518375464827908548101780518564113827105496022527653000174227136446068949237562391542738080147455372330338047417290419075424055868585488608422586604304994528784495279055221907251151438411853260132880859073298977732658966413990556908082434624232962649654298426014975971938354642867670135409069843646979191895114529918762969754602977885036739036401425793633337199770862582948333361217408636936288752164189389747714073658249668049285894304509425250030633433252605595053978341481914569204003399391757204377158081437842157265009301067994727814957218706852439057363492868941084470715117869396465381073472511904158957968682051750300319827962059542411009952751160475657171047227358331504889571758042826244491636757075438351383836334107674424193190585893379578048061311014404500931860892227894167397473702836051508126640456015565870575640708389878718010923223481483861943
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 123 of the certificate chain of a 3,275-digit prime (360 intermediate primes).

Certified number3,275-digit prime
Certificatedownload
Certificate chainshow step 123 of 360

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004848866500 --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":1100000004848866500},"decimal":true,"detail":2}}'