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 #1100000009123228120 2,554 digits created 2026-08-30

Value

2426141306916595229688757865185338939207506339372834870481861793725504204263367114926497176052332362336643053468282571019067914307319325405154982692007718636394138952284106679938964216585760696342600919765412693526120198870775395450862747198204082240212713971319754490750588645018465616106680685382270777008607377109836007779324370878694727968205684404293730469994091010040689551182479773197229516409351794202416961612498040048445886335461218927348249084067139242211127594056983350353084753832086125716066266616808140764896223164722816814940772948728283590182429494497420793275309784316003068503952828425454935223747236125498843068110673443093080110525262935100263472233358472072220593941568539738381017530757491495519645030302325612211198759612882441240508365343434845876433319576754695861530238611003826454514999572406659674947995987433295057348614365570222607636275714631584721246552328743541149644121113227821014446759615922677095634183020172568151409120805980317037611145093609526698711225505065384159101344075003421298087760632979335740085338413713856609446353756870799133833595180399505568647170463816392852206639612107446634353140762029973023975412451705828214514761098438801431493769086505863295104360187097807465707687680764430625610358888374312108015511504388003939051403860200633574443507115591276188145781142666273574443068844771871333520971622832680761999074881044488970384110520941909133828596435863106774974135225724847384667988341580844095406391454516995116021035881433544335405245359669941909534169406669329951235407278019456534109238812173709503715253878375827815588454999204374889336835893675264543637665351425771200121033274787983933657655224345710090929654833257523803750282036871567217133308998768994619592137692440061804213726125787091259824610259947002736475727728688260568403502601226193833026474533029797999221812844349747918690889630064128516180307104587869304476702861804247402667628535062906725155722989075800666282867640056020035668574995547420797102154429365665407336048589577606324448220664926985925063577095331409840725308283128350172631610524428015901078243118415722777514202846045435359099145961423495486512443505018370220132407084431604590076425744728626280133201299134883946625048083685730771390671745545094590584019129308234303011350619052407072738613288217799740964168735033961036568627614827507573009232917442605807491194667127387406405679125373434670235502377086951768132003547495805298702386248919314114746098454864541794712632464343226437878883653494276659644974168291051441678854058669551782085737009317574773
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 3,079-digit prime (311 intermediate primes).

Certified number3,079-digit prime
Certificatedownload
Certificate chainshow step 50 of 311

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123228120 --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":1100000009123228120},"decimal":true,"detail":2}}'