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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 #1100000008804968704 4,883 digits created 2026-05-13

Value

10248273096458574264071620368664266200105056956039745788351622380709716213747288278043008597137491893915924501877789530260459270983092436311166777771616411428941171798350483438712955980369073374610828061163254793490626622554722836227916295350482959543067148251798112198702772995882422712864301036793296007339195883629076687375897264930564786278509336109421028024436905887906456911102265449167420265719913318275705410507675906059097803257199372140043529017960556702484424263677290517724602925990307973011469521679564094956221519832117033162011941839407716170016232259219041827022407009573898448820525666901307108573913867459429137223060113695183994956524122550883121627094514681866972770286431925984164174287461900922997918996314079932927614205659117816121545980407679988732211952201416848938916363480075328225911416458984840042868575753249350340471512664983689113187573269008749847832875611482867489017417632236990150098733843198786323005693112652528969885159894649827423021400481938707148709883901617943555407965421130334849739590819940462394375052018723642586706010417763328493012922405489047136900893178835620480541726240970569109499421067190104564453854122850801900508579851518664905473090201773886246648814270488681868878179324185671186986381564696592017791136523427728635947637689412059232439736193334293265286944354146456344337258345695792462721235483178856296093359854493054108461828732253401901776520836996839785099794147658170575140913901009521801861165431737311769004971837394433024900906561619778181897827808177569628737103168127530954122236562267830309118433053660789916434691474899532191719419809712441134296382482046697678262912532801660206812120683053712292847636786396003155611923922722161218318976124698176515477618971818279400472457569294523314269785988215015415409610865325706030022359769638894896378093456138419299615827125177814450606757599199241871405619796115045475503954532282523316861176801246587678115125479899221715122110508773708018248306924515790933498353849699905043308551540170983082766330186988616526145804094078950240731979206974796706216188283042494501227510425760939517537469739496426662720316830379366494592828799619221011937376891005889174768935676935081783750470747815384946270614163998051768258693186510594868444992901683634201312398176805070483121465411184900462514653678851623566696780907645979225636722788171662802285065896129594136772631563729388929199730712279091299354846938892096474831949360744760310959715727728079070441620008287852217001076336743474253336517052521233036494227189615775064050924178222653141733119039090460346032772341536604871433993203075159631656664517545685230061880297308419818394778831051313150762133376388614752489669942017614748002879566492126951799178842905310439493089604297282589669578234322343254646295108585184880742082330339330651263652037722568036862960253649086102354136388294486874590280024635159941336777952429426096682245475161292776020012141798265087847674304019740945826317343806936509969541107825002572487270580628142438080383879549076250632905518699985836678485755354845762079463117913311582733498360006100361819487751840756718085400439880351622672171221255446525295020112612860786288085496293580599508126151912641409484785175760634177208491216800723098295531621211036879655921419740283731703377006225208784515227953829213155755011737731678600942946751532663252975060427851300943066225472396314080208910617112225875980419164455638008432777624763580464520328392295201453064652695724502474544191829656517296075344089507061150026824524393907809988931028783403543892328488134653720117879546376676346790772815464611076870349601541989161912372680924679803307980870607206456182080802033374208932561311074018191628113517312882940065381478246074134701184882507030570330072983939428393520106554779491990191933414147864092204215888600571746854981625076227277339672916838831613706561611616553034926666912945962444906868557936303443756372339282430994785161109431639703599465867088103794909345157581010276191940095721863778413353103791553742401872880701358194526032687459304655215862488927761136415947063444852905463552484584280470360087996683847818839203433374705281263768248544937390313243584733110764471918555537372455751994227310258684412957794699436897850117207248223338173545400620607641576969144845753759616976370608616902485256680699151786442265472916478566679451364656427571154487226043454972946839946359649466640771678450150063866152936508171166367224203244461594062886462222045291286421604087834334237109104477783909711494244077408172019340547374881129169736918930308251776580792148184009143239151750780408012591434682403612453582313816710812063797139207776151770875354237000637538968242249244773887676653735452621958845159534487045981607492296048732491354188233657844149533502493475804502923707396378255102262515990459137681932961241621963248464542734874281859057366852179798767628952510129466533563
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 8 of the certificate chain of a 4,970-digit prime (333 intermediate primes).

Certified number4,970-digit prime
Certificatedownload
Certificate chainshow step 8 of 333

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008804968704 --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":1100000008804968704},"decimal":true,"detail":2}}'