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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 #1100000008655787690 5,162 digits created 2026-03-02

Value

15962917664544050371322728802510173800166734011086071779886676523960028345699816721351628787041073010364616444139101370487071948814951853011276093320034076855673169194191454922404390173292060484773462685615227482849729550036730963474849169490121816254586094492565115728489907447632627181532599028459492850620237172438974410003952399507577581041526442536678577886757997803923537303283622537305890648733238662408463782902410332979646752919064723231722816343637813693304478672271661285665768330672304173626150389855808138350197734933688734761268300259516596467519411577262587346710820205784049756905937568928524896033084576020290095310015513939115915066907676010471159178235972361296032668064095008071870487048370557496100584993347603578873826514855519974737563670325706749057683603812061682451193691165023426754092506080058346967189693811594895814492501296409164664951143592648176107890195651897624514463067271070894726598991526626763328469415472561438856082577080260082024353035473700321650690891048715961072108322829945468982980358503035122935861431055478961482043460875144418774748403364291670161061333609515617998309243201709279554642525043687489579982592865455073868065464814715300245752785520424793809511777223127908657491068720399086470862146771572698678074754218342566344634343681815617409274949969463706981215903991812491369940690817639736218633980012513209533277211910732630931895179583858612079723707628810940554274760722341980961289089237176962645893658773987723685240946528097719652186513143251602853423393455311228782316041431055339418699235570166414998656480545068851225498329838174003355100610452404618717874402434916235510773539203048658752769782327879829968971806914517657410929235375492115408197846019204216933379707805488208507483403180269632322274129219088175086423074499927314929634549455386677959392481868766893995189154452069711323333740402590840188961901923815844330805923560348096689765734566707326309871592663635791666303054098667057363094133358873004230907521456284940788211715137604665039757122499372850586946385904970508064551835653883317048380865910947984330095016377005480623306427229466782378805298946165092060706527323583097871452905263908854194210510932204662057192217292465404828258921125845768774080834845526115141959972662854855150785463992510486502092394663642820236776740911462685118500686197925873129996451054777903896664055813352582571535958829866080099208692047795508340333642953510360170801360611326316547225275432533749627746916464572034866317705076636427463517859181006217869935889060032737789258181250519493228661740395729580042172444308585733559954824112675740785262974901459888703355932320315610149399259537722594092424297243352439702457461329259394955622619934966632848002704345333499200937860041713773223046009885786085693340448730639465192182171001725979992780969241025498199101547158579861925600922820864283585423035515841442705716442236316831530734180690147213024694091201844339725573304978285196507039533182051537274614925268932074431721173823120744309156400529247882259164668833247384625377485213179697828302077067118748861312083121746200438453774432397995913497515546862257484823746208486977365452406509611769823755359479332317493474325078366532458672285700072718198967086054693442136238057909529229349333920541250104258651632284570928131541386402051731138224255164998774632282104587642553985385867843810689593701007484481738741173761692614744376487413727086010965830457896275498496834434598364578056017086991640350190143399871259617881832381360056522967314907207912449411409936145010540730571148564079406038424282337452589213796258082908858927161775504447193066311276182658339552160448138871924706290208366840106781308584866805712790867598882942176989916939892402009605946036527317620361787681354718150633978786785192075142513589457424899351937719262087429253891779743915558049995922445287748223253423570693023931101792607074274887420340225350137764607648923017242335465333247741460229979565223663097131001963309413763965808689268537916220415578744779499724949078485099561472664998855048020060674056664403582709090854791100239233140559172001509436599405055744320784054498476820849475661310051764595726416801325172297364675100118510480519363841906840214021973870880623464804512521413465297639088088031885176659513086849571339997643022255167178766080314003664597193980130793591335567868782096557709176510795663104188133129367821898663321417134878526060875198225368151920399625432735865330999840506836478109512108839462346492989529581164244982806137276022554061046895181395091147544383969433768211787705869008660511524530195389554904481444550226526142275138874804402143164208087126894461202296089286059168173518109535592624151792583480609531472671075300025224021806250093447530308029898401957776609148387094494456103255603011915776954639942260475388565753509757144931410849659540948231081187600303719701499153804834073911195339676358279836436183814003335836016914412630127511752950307656704331969566938185504859521022216904106957611310197114133246135756646559992550032733602313809438431719428738321324807477187820842119412167069790149801620517783528498021040597508875159941295330592429347913735093495799012291
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 6,194-digit prime (396 intermediate primes).

Certified number6,194-digit prime
Certificatedownload
Certificate chainshow step 69 of 396

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008655787690 --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":1100000008655787690},"decimal":true,"detail":2}}'