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 #1100000009091095284 959 digits created 2026-08-17

Value

41434299494881219940842286755709129613694988535003272393037458694029651899130158511838483605623139334090685345029036899489689187378144665992586387076932288079950334038919447155778430744393898578414480184960898917700041648116147479122126258259515294163490848611329272954949702567953023325868231984869409672812066081874548394673481342446779766882730604949425374083538514871915441624680515703239930142425641728646267428485695853303279223232950859146185533233114639218157382794092520401416312948496815830831654400799051747145274167268182243094042160140617179182112087407164044756043630112651398421513565249936390971766413399409576817876089775032012086665863818275936364282921603804166310172219433726185540927221476146936252209475493451882318335657194375254071992890032606626942406817266159259793791519352506520633185706666764104275390905252813857426004281617907504425664897048705305512503530233867259214354539729154228780978732680541973869756866938258466844069039
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 89 of the certificate chain of a 2,085-digit prime (160 intermediate primes).

Certified number2,085-digit prime
Certificatedownload
Certificate chainshow step 89 of 160

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009091095284 --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":1100000009091095284},"decimal":true,"detail":2}}'