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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 #1100000008766976127 2,715 digits created 2026-04-21

Value

350634516801356502394624645986723831176475709131128955728910524763208429820438015307027949987749583174321154375448704202812104103173659673943304468158344922996956567722374457655441709806252292019194001052344603557606277299699200719650516560336065326973792835437418982818076014189015604954367273448333130920686713965060132531947336519906922316694746180793350928091718591244457342855267144249888670950922827925313609689089537334968313694754336456560173017700074455637423418344878151466713155231339907423785618899686056169891422267225568103897021206305371975239349711513889544627667043596140188927103957628637725320677193987037876376714477577735370732012144853229007037044105696704693417895083456321812477410627752140999934158485265273890234671354147579260792453048977604913240755086613642068584456024380718026543472764426245672663119942739448241688404170753565987870364087239235529563419568259797251672539255843212160909692764223165013497000391824180752198915992139701462138218068783790100255352842245533213136028738477556259549077805121753949436707022755068313100580651499302793231261450767132860830324895872986169736701549046820341122201530169208091942543770974462529534583121362187988046031028662959194092128657038249908015418824727379796935034739397050588840977490766964402534423930769021492342651945685145789420727839417039918131395963940402244041764355593105135398876680001889232868340290990688932242659019328002658569662282036439155627263692737582041036852361457345544758063112251044195528251633193515173014958139572575955225871160802687946404340353828564891996591557859706530245362900703354202518816964196956726903513867493171339840894090101136634191551090497079858373923656499455522478965279797076775993097583866288027577123347182550121493726378954320732616276904572138745679633800248998354092039535604382393003082691130100337597378150043851837714888541748482372204943522609650232746030959596031597238461519021300300029672995687462683183751639522108234535494758985840826478591256046349144524569995097100709602550515851046551429411931957136733972203501414097212006429521077922668104261146002939227949573688914321811096687583578490148362817791605527878867147205198389072142131598614134465733274518166579342514626473099496523105393344020527826339696067905002959812346167087595682345581424448446236707646258511371237273816500133970564564402791261319211402159212455209468045463460267620330887095123931533280023533008516250226648343982310152759795732624856066453879304560757672362729761838765625019810309028243100703061799858306145780805045442694896150083634563487015800628943160524247197225730937763285343297440077808174227200613018377921189445151096393612383855069368539604455359858201843047299929067969793898527
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 3,127-digit prime (189 intermediate primes).

Certified number3,127-digit prime
Certificatedownload
Certificate chainshow step 25 of 189

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766976127 --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":1100000008766976127},"decimal":true,"detail":2}}'