factordbrpc · fdb
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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 #1100000008766976798 2,491 digits created 2026-04-21

Value

3859193361123067602814288225422200004973702656527649204343740328711558689639518902243589638333142826987679198234691653265746932531743821349446725462420711400272713168068930320111937977145946227787699156340831719664916252399416524449355221472723800259063486527909218436816351414622842830386672327638722243265028066551744371496916455928802070776294400089450245278571051255850290328396924059945636141604612572857344158434471300817176433445396140710065427868962404620657755373857095115865708301838819128196477130355624296788806991565422158076593522962045256720099039161796744536128205585114885481968646543294540203496390380923159541515999947936270446180899094226509718985336975535494389171757036651630035274478471865571875093238473157264214124362135937476265366120120437696878665868038786595940280292547328680801384953975050529671283968771102593906012317515842274791395898074885862133616444695506866403584646831286845405489512989747675481042034885076697804447307816405560479822202668808019983019966916354245917997446249893669133557984526311134336544162506134323033728600840835856763662628853162231296518283111988011928696462510798187298301190182818683592939982412174922986025554687199258838446178089210234375296884199913871772133162502004085822879083070089427058651392656591228058259360638257841345001730066475285085171663448038663649815391236648683853067048594072522794601099261142275503685330666130329117803969129748597305275790869422349034062409806624631573609595543561799613527200136379375277825818753544592561749453916394086403256913052551132869603148284578231722805513232122785495831754945260754372289353381123824786570398673364975204724074284550846474344451617783036678017039915743251514721914578737294373567463532579064647462463544709663373700915868773070009343557283332764955898745623540361838282082800805808283604671354278599042222379312940028194005958950310763022582260548613658405493796843616734876539477681337130798723818640857097504264648152338444020287806953332603449263384314329758774264167454870204894663065781204559941987728689940944173116687658124634209635749866290991652685013214857385496225168039187974978251254400109759805293172893086608507732711173049147474638643878031097051357390253104967598277384027169125128324940559830880195854761031384183750963658787480797513552039288496552477430311756089574620278187889504785502781178428816785952160413493389556867682574982550748809895874966454211684289258633574977108238555802725335360664143557476297098948763776284401727395001131
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 3,124-digit prime (188 intermediate primes).

Certified number3,124-digit prime
Certificatedownload
Certificate chainshow step 45 of 188

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766976798 --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":1100000008766976798},"decimal":true,"detail":2}}'