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 #1100000004877615859 1,775 digits created 2023-10-25

Value

28086423256708138233625153447887546443162060202703707574117444409358319960824233790801814833805622042113886043841403984853062399568812071201759682641013382201640467419937365880696098665995778630527007229004257456509963538984116483624277714373524769580696579258163643434446212120542262266323227670015402103372665729666518912747975362490547189631747122417210170100786234057333170919257046934613305596146459239424104090830902970555781726286138201901964875159142062081718529883603206652475948699984880778725664863538146129845454252021912624707325289952081456452618229684668311536560784741200640243969941782015382469301550177295358105872987973770400314382375096082479808478845911591403030350772971678279811883275452383652058286939030954330712172940000365295314439916806193997216191095621450805279838410594634045718786230964802183394949352867719946025564841591593667587696089699746704311614547551426319329501457534823647194077765243923940318844880574036105739325894804051525347273789381041880645402568504480490486160863671860495964898784438894864587993058791645047129206786967120359060136246238136490362316662673893377239352306583563852123987432882116397733823588977696683996769391857863826002623525331928764776776810313094633035814120935182202337665021053834174941716855950153352466676186949571968000260935391178302199390321688748334465104232657178020090425235489666836501993216016018855785889021417264271071840628450316394271414980672088784279333399992204703516768563287545863247083948913883045459506619521599153669177446282117002269181403813830425066766798867962566788713801816033872908315833609101652589601150593656389648341932959130773641883582504459969807093412345783607671287392984524922965486964729667345314735720368755665586904423759634898638963610682572054087296497096351
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 70 of the certificate chain of a 2,457-digit prime (284 intermediate primes).

Certified number2,457-digit prime
Certificatedownload
Certificate chainshow step 70 of 284

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877615859 --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":1100000004877615859},"decimal":true,"detail":2}}'