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 #1100000009106881838 2,449 digits created 2026-08-25

Value

1865841783020327281511531203341158803321043573264583840056215725454361686982619473056778541622951640219060643991028936379474158478591513751017042062513840872539778143527468937390277628657977320620883351813764783909283984381707317431979540294756714857416752558588369205491585615417337972903860925810000935395922441932185843539652479730137151769838934565488850563875929453770714530895313638331427850632978459613977214501498269862852779644168993933321170116204737160341180826336462648391208561823875943284876456354134216770945250016441396097430011666613823045681216771018772762705607218500418708457347905318062589687762079225161999734763125204331923886854197237559419195936535010972458651824587779476915276081785625705492578310595800308350056865363877381734449472354177964511537539017702823487467781812969236837297470142861952115837765024818833738459393910222245707021957273665798869637075816075086863976689525870166886153776419774242846239217500430778855375765325461841207218285696951350387028306227717645049942331389826968629392378489932681948058491245415370765634368072526878308290708154401001755692091447136532565846870448712185751332670201055359696356290807219996960179408364744558304588722609254763803567745222012169228912674296490616315118869095163468431435545132035101673509896028722449166057940774823520930663676844163886387490281325276357234279559106169785688500271911663391475575211494139891975950058410170102772994036222445978940973446736820285388267104104850516828932368004917600833825734381719716596641521291949223194738818636576617673155831187403237901860032612195536036268917054353542452764800080802136251150368684901614774209279448242315145867374736827971451602331509704975502183590143860238168685018108375045943499776515993784259043567943663317844785888739304566443872586442694742072589923555654609603704919117041739177074126599857810885771254020145388358462030470745561772794684800794588872117064976690028015453344672395494504480003932728907498909389663846584873807635903327695189870863391409519097157053911752342322536967499560326795944089217285435379963552243381441935889699671743183740310128223623656985700841485325022446784430336359993865842295160836064989237909466417665684284202826545984483753609061206397159959804982679926401925290717988610793789648781857113693537425533810328184037988605060534987630574652943510688064093303085522295402714612211055266176240320946150182568379830046400086936050891041602070873559282574997040041
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 45 of the certificate chain of a 2,996-digit prime (229 intermediate primes).

Certified number2,996-digit prime
Certificatedownload
Certificate chainshow step 45 of 229

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009106881838 --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":1100000009106881838},"decimal":true,"detail":2}}'