factordbrpc · fdb
Sign in
>
?

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 #1100000008727412178 2,209 digits created 2026-04-05

Value

1002577722709770010261058456174636048163378889526375372264565852136746065316320980315260828460026096728104478286131862057790394564241763637842485989569556390389741523541397142701696986681366808026552790807976241128467596409958739665989244206950181211614582486912584729784531852142601503197023718053476300363738145204390680655172240204957991360972969266255791350510873116162185629344389401267363086461641038657235793299332161386861280166117919474812976874915931355656397307626846538085100166812975215105103258239025994590794217750375372518578175780515440130766429490199504624566367218199666278821774664425872612971552674817714660390237021112954830380614972246406376236183597794418974358181848994769356714141844371247255261924572265821909640555631647897668107259076490797217320637103719922376931565241584032931102769830059165421609672194219015531375509510345779979658271724125428219557216204215414378907611694719972415935389453255526513003667132423739043549404958059274150411738700015013883186063015012590611210519217641589263175694906879474801577245491063107066065689857317765185269311457523598838567012248543731758102390393603661751504816628967139201258407410300380121367895853874567403484970854188693067157205810678396214972582241169068848932851362789822493986590488117502128808401155997807028144525619755889684276389781451523732114123078087160802606683842181146145389446011859496194559927211565793157502518183777548393460072940724315168913617579418388788779532084506447513039883978575265376362244174452043804021284749247259753523251647276912835443417741751958402796709502454018644771703631169517653221129750893480166971234404355598892389114713540476529786230496028795869518716014173812691765242262524910253545262215120175510555146091366272096168901006648714732166156737746177550592453308821603090193858440687653899722274653740115869438143379105942928569436803505890285522831514157663484040739162824591927437518932708368892969961852037827611951127231779061614069983327983810949269509748113839149596964467718802213991214927267472886854796660194730457968491432519549996015435326573909168933627009013895023226797641461076488091640789562427833742441944400168643775084554958689948505296926520346620442616050563187
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 59 of the certificate chain of a 2,772-digit prime (298 intermediate primes).

Certified number2,772-digit prime
Certificatedownload
Certificate chainshow step 59 of 298

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008727412178 --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":1100000008727412178},"decimal":true,"detail":2}}'