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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 #1100000008793173118 3,151 digits created 2026-05-07

Value

2813464526589778425667955281271296566000472739234201768040903711486947700099233808397359363745881251068883601864537599999871258236411219959061416906365956410285032789726833222543216344391591400597600149272711048749014964012801753974096076744049529376089980661543031885530027435194414526798933306031945631428488145160008246002291401639031329968316418470604578601311984301023764292945905632341942463798041656398445805966173093196844829878634084144711104737267132120374169575382551311930525460790790537433390838975109803262141532879071607748320571386974967318536710009575035462662770399028257170223012220900696239340376477933900540233793824401624007116674336315104910266994794351848379875951152106191197384322700160663379380406702694790975794871881367240740478952576965585402360678261653539900943726427626403110007641307544116593848475978470861924986315556703995357225287804393830536018738100902308781707580324206041040073645331726620556705821391427024410650643994281804807163746099337948616158997729779113921625047793126103700711958746006597076805086152484063453289050529640428095505228372590274078320712479136923485198317351951066616732188932880867598180359056404815126920543369843853608704183103259814458092824395555480310042827724451764513977486293395731517222940721709890343076564524180840294555049475864217321750859463056507591649590059540210063178640338476982586744765018932109580535798967672190029224233856825513164343354935076363463294856820909950504824089668412471465084409221977275032179915432671161199205873639346497339807326914906687139118858822292910749897358568253502258720501140746314217634591877667133974996657232558649597158512637133358824528236271628935706902042737607328280518091606369855106994235274654584494990151534448788923676272695780733940436662008933284394162115367803917008170937105963759047289077753668763117929387891943930258003299616272556603331155464292540000271783443350264251714179855773471516677931801423688622617821843866197476894723919555229391961508113075237399405838964696972521186972034942983873401649100703640929331606114218478325525934096023125960618152634354302337919118843714955504070253240162741769972309230790052155562970964058607056586555025685961009868372688396097533557610928311623195504587947163181562011188403859422518122167410822977573192769096021443245818640795621437152323479592835833072539443908449502566380419783035251619135379267308216338949975177534561426012142104446332777288388608245638071875399931867105202515589966750079583132305764567940418620063850574194137787887467234175434887966301424277405555964033506732849805487576669788652960387865476874894509209503888097383963987023277753190615231991289066621373164733808623672510946071100867080703780594400060800595776458865184696668133584800750009405369755347523283182952358140895096282753304588324421349411875485757320098543477538838166953173970052713028228513498130287093297275997927085733277943778563068822236501394329708069101181448855527186729529952394996196547685973909632701540908252794705405908369677695773823197243818462747752370088090604840186884782187135170689730219874570112092003061716903032874245647091792434508936033909855096347041
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 3,895-digit prime (244 intermediate primes).

Certified number3,895-digit prime
Certificatedownload
Certificate chainshow step 50 of 244

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008793173118 --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":1100000008793173118},"decimal":true,"detail":2}}'