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 #1100000008942580337 1,719 digits created 2026-07-06

Value

327821467376840292819479137742272828415573527591451912268930153426136768334744519051405690308271781081272590956442888428440248141285135192250497115092786344691576250796926405719269855586622443334553835706283984786883174341093969222737945747992055765858235714923290702061656297944333803669491264099104662963375902458614421967688581786875474806720936274159573946904511348781091007364961198835530076567360417144629432083658905831132839603752026832665579799466243537715160055947322718597693365751140906571666899579403085323579417193983050139146380891699224061463185739962493923347109538356249250242714822173967426565293353187276873995741415935886956080306802047546232500185489215440021707150139082907847830090584390945041392124210301305574933821339943105279821359701132106745465509321705221534157318591099665978291292145349212471902735329675534873263147898278136938118638635977699258889904049631212533657366351714460502085650017609614942981735452627543870964277026308785889618161479482994575850502922562662957282081803805913799106592616139788789590604702610582945093478552030208302007878097198623756099676838489334516570698367880128314208793874119568835966635377151205256551137741843829828219016570456456683367241005139999742660585675564826322618387300677483098886338993230192059612049820400640610834626163447450475259072588893643930797284450201455590581789938776567256143088164722294722707016877636648525162555928975617271967238379282504642788645482222121087677479781545710553066562060649866243460433330005887450404810888834651829769735473174205929849078165845070450006056953372201751115473105804213606003549951779721360359041724931296902600465119635878778342056845903467316883124038206995155103561387561955116589229754449
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 82 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942580337 --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":1100000008942580337},"decimal":true,"detail":2}}'