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 #1100000009008074142 1,557 digits created 2026-07-27

Value

461257570491839000017478533411452448194143480217507299188521639815293687751622090000443550708000519224580684414918140651068983503096748257909032388948287077126838468165395164970306748123556014861813457769964296163271319755557084904909591456724673853026098795688689050058001203235609329862892791156245903567922864042342417350805480096333556816391205773426281990445942678961923729888406572860816389162255929072753912837334410140729214913279028278665781348001228377098491093839608474632105225864981572269310825102201401654894527812528129840750347165280079179053727605250602625039985158035141871936169722542695081948919084975027540737620606357451204567714585307667992735723917289989651695696921121144272284705281913100257588183268755103875764242238702388330718916045365099483680239491172624334006279824177828958618166693154150917427464863605270156289811991517533614360728667976687020748608095427144653391012800121845174157846459535859808273288532718806820620184641550883142753119099813561410600157399033934538962215880692139510419262496425151246557064320837781954191443666705093099456269743941394413773418075481241323039029686926212494482135507779193522041651200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000401
term 7620^401+401
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,557 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008074142 --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":1100000009008074142},"decimal":true,"detail":2}}'