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 #1100000004893105475 1,687 digits created 2023-10-25

Value

2155420862518763543089568438709167500283164704505341596469414055065845049820110916530975750385965034820050891878670355001424828092404606834457712997269792409626682161437175573676910507443960350512525823675752621262094594250827950636590785328058216379267366445441691629441713351250735705013755526606546669788977162407396155930381468377745712829173518111362250070658326191100451656176516611842066306522748974960479188537837969725523889662245653554094253418314834009589915951594852132578387362710486676961707884068179477887934668031301430858043682881955145039632927042103997581122973848705447513676994971058690062090632577076566520552708143905694633906504257711751198252839402850984438989182494017410240184347129292007588077355383396396432717361715617943300657983057999680551886449185698998423317778251646654473200906399863692432456047500634200824882994885900665945239760258142498130197171575299661412870135757863618789557612767551892207884336518210050859665004242153891139205898712501764668886632398138510485092263166117071239709113143634009139934686870758597434486834759811741393467417335416539087220215702020052155099970863761764757070528982208349242866910739575520490721192747172938376782954616176850492935327115938774845312015683585050060969376050576717685975463754176609742600870344996440610745681500989748992593902174993762759144579672492143330120621296581305398113687539763780805255414959112969663541705253643932652930550217271820009727883473904686163507215473935279672912022538900968780185014120448329053847725738435289381246109799938226038242142216848310348240355616622060212653983524898910026888335311057609919705417487707591055541341556655551935401551891267463128851229800924237
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 56 of the certificate chain of a 2,192-digit prime (248 intermediate primes).

Certified number2,192-digit prime
Certificatedownload
Certificate chainshow step 56 of 248

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004893105475 --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":1100000004893105475},"decimal":true,"detail":2}}'